Contact

Robert K. Colwell

Museum Curator Adjoint in Entomology

robertkcolwell [at] gmail.com

Museum of Natural History

University of Colorado

Boulder, CO 80309, USA

robertkcolwell [at] gmail.com

Museum of Natural History

University of Colorado

Boulder, CO 80309, USA

Publications

Monitoring recovery of tree diversity during tropical forest restoration: lessons from long-term trajectories of natural regeneration

Robin Chazdon, Natalia Norden, Robert K Colwell, Anne Chao

Royal Society of London. Philosophical Transactions B. Biological Sciences, The Royal Society Publishing, 2022

Language and ethnobiological skills decline precipitously in Papua New Guinea, the world’s most linguistically diverse nation

A. Kik, M. Adamec, A. Aikhenvald, Jarmila Bajzekova, Nigel Baro, Claire Bowern, R. K. Colwell, P. Drozd, P. Duda, Sentiko Ibalim, L. Jorge, J. Mogina, Ben Ruli, K. Sam, Hannah S. Sarvasy, S. Saulei, G. Weiblen, J. Zrzavý, V. Novotný

Proceedings of the National Academy of Sciences, 2021

Landscape dynamics promoted the evolution of mega-diversity in South American freshwater fishes

F. Cassemiro, J. Albert, A. Antonelli, A. Menegotto, R. Wüest, M. T. Coelho, D. Bailly, Valéria F. B. da Silva, A. Frota, W. J. da Graça, Reginaldo Ré, T. Ramos, Anielly Galego de Oliveira, M. S. Dias, R. K. Colwell, T. Rangel, C. Graham

2021

Demographic shifts, inter-group contact, and environmental conditions drive language extinction and diversification

Marco Tulio Pacheco Coelho1, H. Haynie, Claire Bowern, R. K. Colwell, Simon J. Greenhill, K. Kirby, T. Rangel, M. Gavin

2021

Quantifying sample completeness and comparing diversities among assemblages

A. Chao, Y. Kubota, D. Zelený, Chun‐Huo Chiu, Ching‐Feng Li, B. Kusumoto, M. Yasuhara, S. Thorn, Chih‐Lin Wei, Mark John Costello, R. K. Colwell

2020

Alpine archaeology of Alta Toquima and the Mt. Jefferson Tablelands (Nevada) : the archaeology of Monitor Valley, contribution 4.

D. Thomas, J. Bean, Gregory R. Burns, T. Canaday, D. Charlet, R. K. Colwell, B. Culleton, J. Eerkens, Nicholas P. Freeland, D. Graybill, D. Grayson, T. Harper, R. Hughes, J. Jiménez, D. Kennett, C. Millar, A. Novick, L. Pendleton, A. Rankin, David Rhode, J. Rosenthal, I. Rovner, H. Spero, Nathan E. Stevens

2020

Building mountain biodiversity: Geological and evolutionary processes

C. Rahbek, M. K. Borregaard, A. Antonelli, R. K. Colwell, Ben G Holt, D. Nogues‐Bravo, C. Rasmussen, K. Richardson, M. Rosing, R. Whittaker, J. Fjeldså

Science, 2019

Humboldt’s enigma: What causes global patterns of mountain biodiversity?

C. Rahbek, M. K. Borregaard, R. K. Colwell, B. Dalsgaard, Ben G Holt, N. Morueta‐Holme, D. Nogues‐Bravo, R. Whittaker, J. Fjeldså

Science, 2019

The distributions of morphologically specialized hummingbirds coincide with floral trait matching across an Andean elevational gradient

Jesper Sonne, Thais B. Zanata, Ana M. Martín González, Nixon L. Cumbicus Torres, J. Fjeldså, R. K. Colwell, Boris A. Tinoco, C. Rahbek, B. Dalsgaard

Biotropica, 2019

Drivers of geographical patterns of North American language diversity

Marco Túlio Pacheco Coelho, E. Pereira, H. Haynie, T. Rangel, P. Kavanagh, K. Kirby, S. Greenhill, Claire Bowern, R. Gray, R. K. Colwell, N. Evans, M. Gavin

Proceedings of the Royal Society B, 2019

The distributions of morphologically specialized hummingbirds coincidewith floral trait matching across an Andean elevational gradient

Jesper Sonne, Thais B Zanata, Ana M Mart{\'\i}n Gonz{\'a}lez, Nixon L Cumbicus Torres, Jon Fjelds{\aa}, Robert K Colwell, Boris A Tinoco, Carsten Rahbek, Bo Dalsgaard

2019

Managing consequences of climate‐driven species redistribution requires integration of ecology, conservation and social science

T. Bonebrake, Christopher J. Brown, J. Bell, J. Blanchard, A. Chauvenet, C. Champion, I. Chen, T. Clark, R. K. Colwell, F. Danielsen, A. Dell, J. Donelson, B. Evengård, S. Ferrier, S. Frusher, R. A. Garcia, R. Griffis, A. Hobday, Marta A. Jarzyna, Emma Lee, J. Lenoir, Hlif I. Linnetved, Victoria Y. Martin, Phillipa C. McCormack, J. McDonald, E. McDonald‐Madden, N. Mitchell, T. Mustonen, J. Pandolfi, N. Pettorelli, H. Possingham, P. Pulsifer, M. Reynolds, Brett R. Scheffers, Cascade J. B. Sorte, J. Strugnell, M. Tuanmu, S. Twiname, A. Vergés, Cecilia Villanueva, E. Wapstra, T. Wernberg, G. Pecl

Biological reviews of the Cambridge Philosophical Society, 2018

Spatially explicit paleoclimate reconstruction of South America for the last 800 thousand years

T. Rangel, N. Edwards, P. Holden, J. Diniz-Filho, W. Gosling, M. T. Coelho, F. Cassemiro, C. Rahbek, R. K. Colwell

2018

Modeling the ecology and evolution of biodiversity: Biogeographical cradles, museums, and graves

T. Rangel, N. Edwards, P. Holden, J. Diniz-Filho, W. Gosling, M. T. Coelho, F. Cassemiro, C. Rahbek, R. K. Colwell

Science, 2018

Response to Qian et al. (2017): Daily and seasonal climate variations are both critical in the evolution of species’ elevational range size

Wei-ping Chan, I. Chen, R. K. Colwell, Wei-Chung Liu, Cho-ying Huang, S. Shen

Journal of Biogeography, 2018

Deciphering the enigma of undetected species, phylogenetic, and functional diversity based on Good-Turing theory.

A. Chao, Chun‐Huo Chiu, R. K. Colwell, Luiz F. S. Magnago, R. Chazdon, N. Gotelli

Ecology, 2017

Environment-induced changes in selective constraints on social learning during the peopling of the Americas

Briggs Buchanan, A. Chao, Chun‐Huo Chiu, R. K. Colwell, M. J. O’Brien, Angelia Werner, M. Eren

Scientific reports, 2017

Biodiversity redistribution under climate change: Impacts on ecosystems and human well-being

G. Pecl, M. Araújo, J. Bell, J. Blanchard, T. Bonebrake, I. Chen, T. Clark, R. K. Colwell, F. Danielsen, B. Evengård, L. Falconi, S. Ferrier, S. Frusher, R. A. Garcia, R. Griffis, A. Hobday, C. Janion‐Scheepers, Marta A. Jarzyna, S. Jennings, J. Lenoir, Hlif I. Linnetved, Victoria Y. Martin, Phillipa C. McCormack, J. McDonald, N. Mitchell, T. Mustonen, J. Pandolfi, N. Pettorelli, E. Popova, S. Robinson, Brett R. Scheffers, J. Shaw, Cascade J. B. Sorte, J. Strugnell, J. Sunday, M. Tuanmu, A. Vergés, Cecilia Villanueva, T. Wernberg, E. Wapstra, Stephen E. Williams

Science, 2017

Elevational species richness gradients in a hyperdiverse insect taxon: a global meta-study on geometrid moths

Jan Beck, C. McCain, J. Axmacher, L. Ashton, F. Bärtschi, G. Brehm, Sei‐Woong Choi, O. Čížek, R. K. Colwell, K. Fiedler, C. Francois, Steven A. Highland, J. Holloway, J. Intachat, T. Kadlec, R. Kitching, S. Maunsell, T. Merckx, A. Nakamura, E. Odell, W. Sang, P. Toko, J. Zámečník, Y. Zou, V. Novotný

2017

Process-based modelling shows how climate and demography shape language diversity

M. Gavin, T. Rangel, Claire Bowern, R. K. Colwell, K. Kirby, C. Botero, M. Dunn, R. Dunn, J. McCarter, M. T. Coelho, R. Gray

2017

Mechanism, Process, and Causation in Ecological Models: A Reply to McGill and Potochnik.

S. Connolly, S. Keith, R. K. Colwell, C. Rahbek

Trends in ecology & evolution, 2017

Opinion Process , Mechanism , and Modeling in Macroecology

S. Connolly, S. Keith, R. K. Colwell, C. Rahbek

2017

What Makes Models Mechanistic or Process-Based ?

S. Connolly, S. Keith, R. K. Colwell, C. Rahbek

2017

Process, Mechanism, and Modeling in Macroecology.

S. Connolly, S. Keith, R. K. Colwell, C. Rahbek

Trends in ecology & evolution, 2017

Turning Up the Heat on a Hotspot: DNA Barcodes Reveal 80% More Species of Geometrid Moths along an Andean Elevational Gradient

G. Brehm, P. Hebert, R. K. Colwell, Marc-Oliver Adams, Florian Bodner, Katrin Friedemann, Lars Möckel, K. Fiedler

PloS one, 2016

Statistical Analysis of Paradigmatic Class Richness Supports Greater Paleoindian Projectile-Point Diversity in the Southeast

M. Eren, A. Chao, Chun‐Huo Chiu, R. K. Colwell, Briggs Buchanan, Matthew Boulanger, John Darwent, M. J. O’Brien

American Antiquity, 2016

Appendix G. A user's guide for program CLAM, with instructions and a link for downloading the program.

R. Chazdon, A. Chao, R. K. Colwell, Shang-Yi Lin, Natalia Norden, Susan G. Letcher, David B. Clark, B. Finegan, J. P. Arroyo

2016

Appendix A. Description of vegetation inventory data sets used in this study.

R. Chazdon, A. Chao, R. K. Colwell, Shang-Yi Lin, Natalia Norden, Susan G. Letcher, David B. Clark, B. Finegan, J. P. Arroyo

2016

EXPERIMENTAL STUDIES OF *+4095 THE NICHE

R. K. Colwell, E. Fuentes

2016

Midpoint attractors and species richness: Modelling the interaction between environmental drivers and geometric constraints.

R. K. Colwell, N. Gotelli, L. Ashton, Jan Beck, G. Brehm, T. Fayle, K. Fiedler, M. Forister, M. Kessler, R. Kitching, P. Klimes, Jürgen Kluge, J. Longino, S. Maunsell, C. McCain, Jimmy Moses, Sarah Noben, K. Sam, L. Sam, A. Shapiro, Xiangping Wang, V. Novotný

Ecology letters, 2016

Seasonal and daily climate variation have opposite effects on species elevational range size

Wei-ping Chan, I. Chen, R. K. Colwell, Wei-Chung Liu, Cho-ying Huang, S. Shen

Science, 2016

Unveiling the species-rank abundance distribution by generalizing the Good-Turing sample coverage theory.

A. Chao, T. Hsieh, R. Chazdon, R. K. Colwell, N. Gotelli

Ecology, 2015

An estimate of the number of tropical tree species

J. Slik, V. Arroyo‐Rodríguez, S. Aiba, P. Álvarez-Loayza, L. Alves, P. Ashton, P. Balvanera, M. Bastian, P. Bellingham, E. van den Berg, L. Bernacci, Polyanna da Conceição Bispo, L. Blanc, K. Böhning‐Gaese, P. Boeckx, F. Bongers, B. Boyle, M. Bradford, F. Brearley, Mireille Breuer-Ndoundou Hockemba, S. Bunyavejchewin, Darley Calderado Leal Matos, M. Castillo-Santiago, E. Catharino, Shauna-Lee Chai, Yukai Chen, R. K. Colwell, R. Chazdon, C. Clark, D. Clark, D. Clark, H. Culmsee, K. Damas, H. Dattaraja, G. Dauby, P. Davidar, S. DeWalt, J. Doucet, Á. Duque, G. Durigan, K. Eichhorn, P. V. Eisenlohr, E. Eler, C. Ewango, Nina Farwig, K. Feeley, L. Ferreira, Richard Field, Ary T. de Oliveira Filho, C. Fletcher, O. Forshed, G. Franco, G. Fredriksson, T. Gillespie, J. Gillet, G. Amarnath, Daniel M. Griffith, J. Grogan, N. Gunatilleke, David Harris, R. Harrison, A. Hector, J. Homeier, N. Imai, A. Itoh, P. Jansen, C. Joly, B. D. De Jong, K. Kartawinata, E. Kearsley, D. Kelly, D. Kenfack, M. Kessler, K. Kitayama, R. Kooyman, E. Larney, Y. Laumonier, S. Laurance, W. Laurance, M. Lawes, I. Amaral, Susan G. Letcher, J. Lindsell, Xinghui Lu, A. Mansor, A. Marjokorpi, Emanuel H. Martin, H. Meilby, F. Melo, D. Metcalfe, V. Medjibe, J. Metzger, J. Millet, D. Mohandass, J. Montero, M. de Morisson Valeriano, B. Mugerwa, H. Nagamasu, R. Nilus, S. Ochoa-Gaona, Onrizal, N. Page, P. Parolin, M. Parren, N. Parthasarathy, E. Paudel, Andrea Permana, M. Piedade, N. Pitman, L. Poorter, A. Poulsen, J. Poulsen, J. Powers, R. Prasad, J. Puyravaud, J. Razafimahaimodison, J. Reitsma, J. dos Santos, Wilson Roberto Spironello, Hugo Romero-Saltos, F. Rovero, A. Rozak, K. Ruokolainen, E. Rutishauser, F. Saiter, P. Saner, Bráulio A. Santos, Fernanda Santos, S. K. Sarker, Manichanh Satdichanh, C. Schmitt, J. Schöngart, M. Schulze, M. Suganuma, D. Sheil, Eduardo da Silva Pinheiro, P. Sist, T. Stévart, R. Sukumar, I. Sun, T. Sunderland, H. Suresh, E. Suzuki, M. Tabarelli, Jangwei Tang, N. Targhetta, I. Theilade, Duncan W. Thomas, P. Tchouto, Johanna Hurtado, R. Valencia, J. V. van Valkenburg, Tran Van Do, R. Vásquez, H. Verbeeck, V. Adekunle, S. Vieira, C. Webb, Timothy J. S. Whitfeld, S. Wich, John N. Williams, F. Wittmann, Hannsjoerg Wöll, Xiaobo Yang, C. Y. Adou Yao, S. Yap, T. Yoneda, R. Zahawi, R. Zakaria, R. Zang, R. L. de Assis, Bruno Garcia Luize, Eduardo M. Venticinque

Proceedings of the National Academy of Sciences, 2015

Phylogenetic uncertainty revisited: Implications for ecological analyses

T. Rangel, R. K. Colwell, G. Graves, K. Fučíková, C. Rahbek, J. Diniz-Filho

Evolution; international journal of organic evolution, 2015

Defining and observing stages of climate-mediated range shifts in marine systems

A. Bates, G. Pecl, S. Frusher, A. Hobday, T. Wernberg, D. Smale, J. Sunday, N. Hill, N. Dulvy, R. K. Colwell, N. Holbrook, E. Fulton, D. Slawinski, M. Feng, G. Edgar, B. Radford, P. Thompson, R. Watson

2014

Rarefaction and extrapolation with Hill numbers: a framework for sampling and estimation in species diversity studies

A. Chao, N. Gotelli, T. Hsieh, Elizabeth L. Sander, K. Ma, R. K. Colwell, A. Ellison

2014

How Ants Drop Out: Ant Abundance on Tropical Mountains

J. Longino, M. Branstetter, R. K. Colwell

PloS one, 2014

Thermal-safety margins and the necessity of thermoregulatory behavior across latitude and elevation

J. Sunday, A. Bates, M. Kearney, R. K. Colwell, N. Dulvy, J. Longino, R. Huey

Proceedings of the National Academy of Sciences, 2014

Understanding historical and current patterns of species richness of babblers along a 5000‐m subtropical elevational gradient

Yongjie Wu, R. K. Colwell, Naijian Han, Ruiying Zhang, Wenjuan Wang, Q. Quan, Chunlan Zhang, G. Song, Y. Qu, F. Lei

2014

Quantifying temporal change in biodiversity: challenges and opportunities

M. Dornelas, A. Magurran, S. T. Buckland, A. Chao, R. Chazdon, R. K. Colwell, T. Curtis, K. Gaston, N. Gotelli, M. Kosnik, B. McGill, J. L. McCune, H. Morlon, P. Mumby, L. Øvreås, A. Studeny, M. Vellend

Proceedings of the Royal Society B: Biological Sciences, 2013

Toward a Mechanistic Understanding of Linguistic Diversity

M. Gavin, C. Botero, Claire Bowern, R. K. Colwell, M. Dunn, R. Dunn, R. Gray, K. Kirby, J. McCarter, Adam Powell, T. Rangel, J. Stepp, Michelle Trautwein, J. Verdolin, G. Yanega

2013

Explaining the species richness of birds along a subtropical elevational gradient in the Hengduan Mountains

Yongjie Wu, R. K. Colwell, C. Rahbek, Chunlan Zhang, Q. Quan, Changke Wang, F. Lei

2013

Report on Workshop on Possible Ecological and Evolutionary Impacts of Bioengineered Organisms Released into the Environment

James H. Brown, R. K. Colwell, R. Lenski, B. Levin, MonteLloyd, P. Regal, DanielSimberloff

2012

Specimen-based modeling, stopping rules, and the extinction of the Ivory-billed Woodpecker.

N. Gotelli, A. Chao, R. K. Colwell, W. Hwang, G. Graves

Conservation biology : the journal of the Society for Conservation Biology, 2012

Models and estimators linking individual-based and sample-based rarefaction, extrapolation and comparison of assemblages

R. K. Colwell, A. Chao, N. Gotelli, Shang-Yi Lin, C. Mao, R. Chazdon, J. Longino

2012

Coextinction and persistence of dependent species in a changing world

R. K. Colwell, R. Dunn, Nyeema C. Harris

2012

Biodiversity: Species loss revisited

C. Rahbek, R. K. Colwell

Nature, 2011

A novel statistical method for classifying habitat generalists and specialists.

R. Chazdon, A. Chao, R. K. Colwell, Shang-Yi Lin, Natalia Norden, Susan G. Letcher, D. Clark, B. Finegan, J. P. Arroyo

Ecology, 2011

Estimating species richness

Nicholas J Gotelli, Robert K Colwell

Biological diversity: frontiers in measurement and assessment. A. E. Magurran and B. J. McGill, eds., Oxford University Press, Oxford, UK, 2010, pp. 39--54

A stochastic, evolutionary model for range shifts and richness on tropical elevational gradients under Quaternary glacial cycles

R. K. Colwell, T. Rangel

Philosophical Transactions of the Royal Society B: Biological Sciences, 2010

Sufficient sampling for asymptotic minimum species richness estimators

Anne Chao, Robert K Colwell, Chih-Wei Lin, Nicholas J Gotelli

Ecology, vol. 90, Ecological Society of America, 2009, pp. 1125--1133

EstimateS 8.2. 0.--Statistical estimation of species richness and shared species from samples

RK Colwell

User’s Guide and Application. Department of Ecology and Evolutionary Biology, University of Connecticut, Storrs, 2009

Lawrence B. Slobodkin

Robert K Colwell, Douglas J Futuyma

EVOLUTIONARY ECOLOGY LTD UNIV ARIZONA, 321 BIOSCIENCES WEST, TUCSON, AZ~…, 2009

Peaks, plateaus, canyons, and craters: the complex geometry of simple mid-domain effect models

Robert K Colwell, Nicholas J Gotelli, Carsten Rahbek, Gary L Entsminger, Catherine Farrell, Gary R Graves

Evolutionary Ecology Research, 2009

Peaks, plateaus, canyons, and craters: the complex geometry of simple mid-domain effect models

Robert K Colwell, Nicholas J Gotelli, Carsten Rahbek, Gary L Entsminger, Catherine Farrell, Gary R Graves

Evolutionary Ecology Research, 2009

Biodiversity: concepts, patterns, and measurement

Robert K Colwell, others

The Princeton guide to ecology, vol. 663, Princeton University Press Princeton, 2009, pp. 257--263

Hutchinson's duality: the once and future niche

Robert K Colwell, Thiago F Rangel

Proceedings of the National Academy of Sciences, vol. 106, National Academy of Sciences, 2009, pp. 19651--19658

The sixth mass coextinction: are most endangered species parasites and mutualists?

Robert R Dunn, Nyeema C Harris, Robert K Colwell, Lian Pin Koh, Navjot S Sodhi

Proceedings of the Royal Society B: Biological Sciences, vol. 276, The Royal Society, 2009, pp. 3037--3045

Elevational patterns of diversity and abundance of eusocial paper wasps (Vespidae) in Costa Rica

Anjali Kumar, John T Longino, Robert K Colwell, Sean O'Donnell

Biotropica, vol. 41, Blackwell Publishing Inc Malden, USA, 2009, pp. 338--346

Vulnerability and resilience of tropical forest species to land-use change

Nigel E Stork, Jonathan A Coddington, Robert K Colwell, Robin L Chazdon, Christopher W Dick, Carlos A Peres, Sean Sloan, Kathy Willis

Conservation Biology, vol. 23, Blackwell Publishing Inc, 2009, pp. 1438--1447

Vulnerability and resilience of tropical forest species to land-use change

Nigel E Stork, Jonathan A Coddington, Robert K Colwell, Robin L Chazdon, Christopher W Dick, Carlos A Peres, Sean Sloan, Kathy Willis

Conservation Biology, vol. 23, Blackwell Publishing Inc, 2009, pp. 1438--1447

Distribution of megabenthic gastropods along environmental gradients: the mid-domain effect and beyond

Alvar Carranza, Robert K Colwell, Thiago Fernando LVB Rangel

Marine Ecology Progress Series, vol. 367, 2008, pp. 193--202

Global warming, elevational range shifts, and lowland biotic attrition in the wet tropics

Robert K Colwell, Gunnar Brehm, Catherine L Cardel{\'u}s, Alex C Gilman, John T Longino

science, vol. 322, American Association for the Advancement of Science, 2008, pp. 258--261

Correlates of extinction proneness in tropical angiosperms

Navjot S Sodhi, Lian Pin Koh, Kelvin S-H Peh, Hugh TW Tan, Robin L Chazdon, Richard T Corlett, Tien Ming Lee, Robert K Colwell, Barry W Brook, Cagan H Sekercioglu, others

Diversity and Distributions, vol. 14, Blackwell Publishing Ltd Oxford, UK, 2008, pp. 1--10

The role of environment and mid-domain effect on moth species richness along a tropical elevational gradient

Gunnar Brehm, Robert K Colwell, J{\"u}rgen Kluge

Global Ecology and Biogeography, vol. 16, Blackwell Publishing Ltd Oxford, UK, 2007, pp. 205--219

A comparison of taxon co-occurrence patterns for macro- and microorganisms

M Claire Horner-Devine, Jessica M Silver, Mathew A Leibold, Brendan JM Bohannan, Robert K Colwell, Jed A Fuhrman, Jessica L Green, Cheryl R Kuske, Jennifer BH Martiny, Gerard Muyzer, others

Ecology, vol. 88, 2007, pp. 1345--1353

Predicting the ecosystem consequences of biodiversity loss: the biomerge framework

Shahid Naeem, Robert Colwell, Sandra D{\'\i}az, Jennifer Hughes, Claire Jouseau, Sandra Lavorel, Peter Morin, Owen Petchey, Justin Wright, others

Terrestrial ecosystems in a changing world, Springer, Berlin, Heidelberg, 2007, pp. 113--126

Predicting continental-scale patterns of bird species richness with spatially explicit models

Carsten Rahbek, Nicholas J Gotelli, Robert K Colwell, Gary L Entsminger, Thiago Fernando LVB Rangel, Gary R Graves

Proceedings of the Royal Society B: Biological Sciences, vol. 274, The Royal Society London, 2007, pp. 165--174

Species richness and evolutionary niche dynamics: a spatial pattern--oriented simulation experiment

Thiago Fernando LVB Rangel, Jos{\'e} Alexandre F Diniz-Filho, Robert K Colwell

The American Naturalist, vol. 170, The University of Chicago Press, 2007, pp. 602--616

Vascular epiphyte distribution patterns: explaining the mid-elevation richness peak

Catherine L Cardel{\'u}s, Robert K Colwell, James E Watkins Jr

Journal of Ecology, British Ecological Society, 2006, pp. 144--156

Abundance-based similarity indices and their estimation when there are unseen species in samples

Anne Chao, Robin L Chazdon, Robert K Colwell, Tsung-Jen Shen

Biometrics, vol. 62, Blackwell Publishing Inc, 2006, pp. 361--371

The river domain: why are there more species halfway up the river?

Robert R Dunn, Robert K Colwell, Christer Nilsson

Ecography, vol. 29, Blackwell Publishing Ltd Copenhagen, 2006, pp. 251--259

Microbial biogeography: putting microorganisms on the map

Jennifer B Hughes Martiny, Brendan JM Bohannan, James H Brown, Robert K Colwell, Jed A Fuhrman, Jessica L Green, M Claire Horner-Devine, Matthew Kane, Jennifer Adams Krumins, Cheryl R Kuske, others

Nature Reviews Microbiology, vol. 4, Nature Publishing Group, 2006, pp. 102--112

Species richness and distribution of ferns along an elevational gradient in Costa Rica

James E Watkins Jr, Catherine Cardel{\'u}s, Robert K Colwell, Robbin C Moran

American Journal of Botany, vol. 93, Botanical Society of America, 2006, pp. 73--83

Species loss and aboveground carbon storage in a tropical forest

Daniel E Bunker, Fabrice DeClerck, Jason C Bradford, Robert K Colwell, Ivette Perfecto, Oliver L Phillips, Mahesh Sankaran, Shahid Naeem

Science, vol. 310, American Association for the Advancement of Science, 2005, pp. 1029--1031

A new statistical approach for assessing similarity of species composition with incidence and abundance data

Anne Chao, Robin L Chazdon, Robert K Colwell, Tsung-Jen Shen

Ecology letters, vol. 8, Blackwell Science Ltd Oxford, UK, 2005, pp. 148--159

A new statistical approach for assessing similarity of species composition with incidence and abundance data

Anne Chao, Robin L Chazdon, Robert K Colwell, Tsung-Jen Shen

Ecology letters, vol. 8, Blackwell Science Ltd Oxford, UK, 2005, pp. 148--159

Estimation of species richness at large spatial scales: Potential, procedures, pitfalls.

Robert K Colwell

A. Bergamini, Ed. Landscape scale biodiversity assessment, the problem of scaling, European Platform for Biodiversity Research Strategy (EPBRS), Budapest, Hungary, 2005, pp. 1--5

Interpolando, extrapolando y comparando las curvas de acumulaci{\'o}n de especies basadas en su incidencia

Robert K Colwell, Xuan Mao Chang, Chang Jing

Sobre diversidad biol{\'o}gica: el significado de las diversidades alfa, beta y gamma, GORFI, 2005, pp. 73--84

Un nuevo m{\'e}todo estad{\'\i}stico para la evaluaci{\'o}n de la similitud en la composici{\'o}n de especies con datos de incidencia y abundancia

Robert K Colwell, Anne Chao, Robin L Chazdon, Tsung-Jen Shen

Sobre diversidad biol{\'o}gica: el significado de las diversidades alfa, beta y gamma, GORFI, 2005, pp. 85--96

The Mid-Domain Effect: there’s a baby in the bathwater

Robert K Colwell, Carsten Rahbek, Nicholas J Gotelli

The American Naturalist, vol. 166, 2005, pp. E149--E154

Estimation of species richness: mixture models, the role of rare species, and inferential challenges

Chang Xuan Mao, Robert K Colwell

Ecology, vol. 86, Ecological Society of America, 2005, pp. 1143--1153

The influence of band sum area, domain extent, and range sizes on the latitudinal mid-domain effect

Tom S Romdal, Robert K Colwell, Carsten Rahbek

Ecology, vol. 86, Ecological Society of America, 2005, pp. 235--244

Estimating the species accumulation curve using mixtures

Chang Xuan Mao, Robert K Colwell, Jing Chang

Biometrics, vol. 61, Blackwell Publishing 350 Main Street, Malden, MA 02148, USA, and PO Box 1354~…, 2005, pp. 433--441

Arachnida

Jonathan A Coddington, G Giribet, MS Harvey, L Prendini, DE Walter

Assembling the tree of life, Oxford University Press, 2004

Interpolating, extrapolating, and comparing incidence-based species accumulation curves

Robert K Colwell, Chang Xuan Mao, Jing Chang

Ecology, vol. 85, Ecological Society of America, 2004, pp. 2717--2727

The mid-domain effect and species richness patterns: What have we learned so far?

Robert K Colwell, Carsten Rahbek, Nicholas J Gotelli

The American Naturalist, vol. 163, 2004, pp. E1--E23

The coincidence of rarity and richness and the potential signature of history in centres of endemism

Walter Jetz, Carsten Rahbek, Robert K Colwell

Ecology Letters, vol. 7, Blackwell Science Ltd Oxford, UK, 2004, pp. 1180--1191

Species coextinctions and the biodiversity crisis

Lian Pin Koh, Robert R Dunn, Navjot S Sodhi, Robert K Colwell, Heather C Proctor, Vincent S Smith

science, vol. 305, American Association for the Advancement of Science, 2004, pp. 1632--1634

Wings and stings

R. K. Colwell, J. T. Longino

Natural History, vol. 112, American Museum of Natural History, 2003, pp. 13--13

The ant fauna of a tropical rain forest: estimating species richness three different ways

John T Longino, Jonathan Coddington, Robert K Colwell

Ecology, vol. 83, Ecological Society of America, 2002, pp. 689--702

An evolutionary perspective on human interactions with biodiversity.

RK Colwell

AMERICAN JOURNAL OF HUMAN BIOLOGY, vol. 13, WILEY-LISS DIV JOHN WILEY \& SONS INC, 605 THIRD AVE, NEW YORK, NY 10158-0012 USA, 2001, pp. 116--117

Quantifying biodiversity: procedures and pitfalls in the measurement and comparison of species richness

Nicholas J Gotelli, Robert K Colwell

Ecology letters, vol. 4, Wiley Online Library, 2001, pp. 379--391

The mid-domain effect and the longitudinal dimension of continents-Reply

R Colwell, D Lees

Trends in Ecology \& Evolution, vol. 15, ELSEVIER SCIENCE LONDON 84 THEOBALDS RD, LONDON WC1X 8RR, ENGLAND, 2000, pp. 289--289

Rensch’s rule crosses the line: convergent allometry of sexual size dimorphism in hummingbirds and flower mites

Robert K Colwell

The American Naturalist, vol. 156, The University of Chicago Press, 2000, pp. 495--510

Hummingbirds and flower mites: contrasts and conflicts between two nectarivores

Robert K Colwell

A ornitologia no Brasil: pesquisa atual e perspectivas. Anais do VII Congresso Brasileiro de Ornitologia, Rio de Janeiro, 2000, pp. 65--91

A barrier runs through it… or maybe just a river

Robert K Colwell

Proceedings of the National Academy of Sciences, vol. 97, National Academy of Sciences, 2000, pp. 13470--13472

The mid-domain effect: geometric constraints on the geography of species richness

Robert K Colwell, David C Lees

Trends in ecology \& evolution, vol. 15, Elsevier Current Trends, 2000, pp. 70--76

Reply from RK Colwell and DC Lees

Robert Colwell, David Lees

Trends in Ecology \& Evolution, vol. 15, Elsevier, 2000, p. 289

Т he extent, distribution, and biology of invertebrate

IAN OLIVER, ANTHONY PIK, DAVID BRITTON, J MARK DANGERFIELD, ROBERT K COLWELL

BioScience, vol. 50, 2000, pp. 441--450

Virtual biodiversity assessment systems

Ian Oliver, Anthony Pik, David Britton, J Mark Dangerfield, Robert K Colwell, Andrew J Beattie

Bioscience, vol. 50, American Institute of Biological Sciences Circulation, AIBS, 1313 Dolley~…, 2000, pp. 441--450

Tropical tree richness and resource-based niches

Robin L Chazdon, Robert K Colwell, Julie S Denslow

Science, vol. 285, American Association for the Advancement of Science, 1999, pp. 1459--1459

The evolution of host-plant affiliation, body size and sexual dimorphism in hummingbird flower mites (Ascidae: Rhinoseius and Tropicoseius)

RK Colwell, P Naskrecki

In G. R. Needham, R. Mitchell, D. J. Horn, and W. C. Welbourn, editors. Acarology IX, Volume 2: Symposia (IXth International Congress of Acarology ), Ohio Biological Survey, Columbus, Ohio, 1999, pp. 79--86

Sexual sorting in hummingbird flower mites (Mesostigmata: Ascidae)

Robert K Colwell, Shadid Naeem

Annals of the Entomological Society of America, vol. 92, Oxford University Press Oxford, UK, 1999, pp. 952-959

Systematics and host plant affiliations of hummingbird flower mites of the genera Tropicoseius Baker & Yunker and Rhinoseius Baker and Yunker (Acari: Mesostigmata: Ascidae).

Piotr Naskrecki, Robert K Colwell

Thomas Say Publications in Entomology, Entomological Society of America~…, 1998

Biodiversity assessment using structured inventory: capturing the ant fauna of a tropical rain forest

John T Longino, Robert K Colwell

Ecological applications, vol. 7, Ecological Society of America, 1997, pp. 1263--1277

The Flower Mites of Trinidad: The Genus Rhinoseius (Acari: Ascidae)

Barry M OConnor, Robert Knight Colwell, Shahid Naeem

Museum of Zoology, University of Michigan, 1997

Integration of species and ecosystem approaches to conservation

SL Tartowski, EB Allen, NE Barrett, AR Berkowitz, RK Colwell

S. T. A. Pickett, R. S. Ostfield, M. Shachak, and G. E. Likens, editors. Enhancing the ecological basis of conservation: Heterogeneity, ecoystem function, and biodiversity. Proceedings of the Sixth Cary Conference, Institute of Ecosystem Studies, 1997, pp. 187--198

Toward a resolution of conflicting paradigms

SL Tartowski, EB Allen, NE Barrett, AR Berkowitz, Robert K Colwell, PM Groffman, J Harte, Hugh Philip Possingham, CM Pringe, DL Strayer, others

Chapman \& Hall, 1997

Quantitative inventory of a lowland rainforest ant fauna. Inventario cuantitativo de la fauna de hormigas en un bosque lluvioso de las tierras bajas.

John T Longino, Robert K Colwell

Bulletin of the Ecological Society of America., vol. 77, 1996, p. 271

New genus and two new species of Melicharini from Venezuela (Acari: Mesostigmata: Ascidae)

Piotr Naskrecki, Robert K Colwell

Annals of the Entomological Society of America, vol. 88, Oxford University Press Oxford, UK, 1995, pp. 284--293

Excelsotarsonemus kaliszewskii, a new genus and new species from Costa Rica (Acari: Tarsonemidae)

Ronald Ochoa, Piotr Naskrecki, Robert K Colwell

International journal of acarology, vol. 21, Taylor \& Francis Group, 1995, pp. 67--74

Potential ecological and evolutionary problems of introducing transgenic crops into the environment

Robert K Colwell

biosafety for sustainable agriculture: Sharing biotechnology regulatory experiences of the western hemisphere. Eds. Krattiger, AF \& Rosemarin A. ISAAA, Ithaca \& SEI, Stockholm, 1994, pp. 33--46

Human aspects of biodiversity: An evolutionary perspective

Robert K Colwell

Biodiversity and Global Change, Cab International Wallingford, 1994, pp. 211--24

Estimating terrestrial biodiversity through extrapolation

Robert K Colwell, Jonathan A Coddington

Philosophical Transactions of the Royal Society of London. Series B: Biological Sciences, vol. 345, The Royal Society London, 1994, pp. 101--118

Nonbiological gradients in species richness and a spurious Rapoport effect

Robert K Colwell, George C Hurtt

The American Naturalist, vol. 144, University of Chicago Press, 1994, pp. 570--595

Life-history patterns of hummingbird flower mites in relation to host phenology and morphology

Robert K Colwell, Shahid Naeem

Mites, Springer, Boston, MA, 1994, pp. 23-44

Diversity of long-term flowering patterns

LE Newstrom, GW Frankie, HG Baker, RK Colwell

In L. A. McDade, K. S. Bawa, H. A. Hespenheide, and G. S. Hartshorn, editors. La Selva: Ecology and natural history of a Neotropical rain forest., University of Chicago Press, 1994, pp. 142--160

Terrestrial arthropod assemblages: their use in conservation planning

C Kremen, RK Colwell, TL Erwin, DD Murphy, RF Noss, MA and Sanjayan

Conservation biology, Blackwell Scientific Publications, 1993, pp. 796--808

Cellulose acetate electrophoretic techniques for the genetic analysis of individual ascid mites (Mesostigmata: Ascidae)

Kim M Christiansen, Robert K Colwell, Marek J Kaliszewski

International journal of acarology, vol. 18, Taylor \& Francis, 1992, pp. 97--105

Making Sense of Ecological Complexity: A Personal and Conceptual Restrospective

Robert K Colwell

Biotropica, Association for Tropical Biology, 1992, pp. 226--232

Niche: a bifurcation in the conceptual lineage of the term

Robert K Colwell

Keywords in evolutionary biology, Harvard University press, MA, USA, 1992, pp. 241--248

The polymerase chain reaction and sequencing of mite DNA

MJ Kaliszewski, J Tobolewski, S Seyoum, I Chojnacki, MM Kaliszewska, DJ Stanton, RK Colwell

International journal of acarology, vol. 18, Taylor \& Francis, 1992, pp. 231--239

Detection and identification of mammalian DNA from the gut of museum specimens of ticks

Jerzy Tobolewski, Marek J Kaliszewski, Robert K Colwell, James H Oliver Jr

Journal of medical entomology, vol. 29, Oxford University Press Oxford, UK, 1992, pp. 1049--1051

Conceptual framework and research issues for species diversity at the community level

R Barbault, RK Colwell, B Dias, DL Hawksworth, M Huston, P Laserre, D Stone, T Younes

From genes to ecosystems: a research agenda for biodiversity. IUBS, Cambridge, Mass, 1991, pp. 37--71

Host plant discrimination: Experiments with hummingbird flower mites

AJ Heyneman, Robert K Colwell, S Naeem, DS Dobkin, B Hallet

Plant-animal interactions: evolutionary ecology in tropical and temperate regions. Price, P. W. Lewinsohn, T. M. Fernandes, G. W. Benson, W. W., Eds., John Wiley and Sons, 1991, pp. 455--485

Ecological consequences of heterogeneity of consumable resources

Shahid Naeem, Robert K Colwell

Ecological heterogeneity, Springer, New York, NY, 1991, pp. 224--255

Flower mites of Trinidad II. The genus Proctolaelaps (Acari: Ascidae)

Barry M OConnor, Robert K Colwell, Shahid Naeem

The Great Basin Naturalist, Brigham Young University, 1991, pp. 348--376

Hummingbirds of the Juan Fern{\'a}ndez Islands: natural history, evolution and population status

RK Colwell

Ibis, vol. 131, Blackwell Publishing Ltd (NOTE: that the names of the birds in the Abstract~…, 1989, pp. 548--566

Hummingbirds of the Juan Fern{\'a}ndez Islands: natural history, evolution and population status

RK Colwell

Ibis, vol. 131, Blackwell Publishing Ltd (NOTE: that the names of the birds in the Abstract~…, 1989, pp. 548--566

Natural and unnatural history: Biological diversity and genetic engineering. Pages 1-40 in W. R. Shea and B. Sitter, editors. Scientists and their responsibility. Watson International Publishing, Canton, MA.

Robert K Colwell

W. R. Shea and B. Sitter, editors. Scientists and their responsibility., Watson International Publishing, Canton, MA., 1989, pp. 1--40

Natural and unnatural history: Biological diversity and genetic engineering. Pages 1-40 in W. R. Shea and B. Sitter, editors. Scientists and their responsibility. Watson International Publishing, Canton, MA.

Robert K Colwell

W. R. Shea and B. Sitter, editors. Scientists and their responsibility., Watson International Publishing, Canton, MA., 1989, pp. 1--40

Hutchinsonian ratios and statistical power

Jonathan B Losos, Shahid Naeem, Robert K Colwell

Evolution, vol. 43, Society for the Study of Evolution, Wiley, 1989, pp. 1820--1826

Ecology and biotechnology: expectations and outliers

Robert K Colwell

NATO ASI Series. Series G: Ecological Sciences, vol. 18, Plenum, 1988, pp. 163--180

Another reading of NAS gene report

Robert K Colwell

BioScience;(United States), vol. 38, Univ. of Tennessee, Knoxville (USA), 1988

Another reading of NAS gene report

Robert K Colwell

BioScience;(United States), vol. 38, Univ. of Tennessee, Knoxville (USA), 1988

Response to the Office of Science and Technology Policy Notice" Coordinated Framework for Regulation of Biotechnology"

Robert K Colwell, Lawrence W Barnthouse, Andrew Dobson, Frieda Taub, Richard Wetzler

Bulletin of the Ecological Society of America, vol. 68, Wiley, Ecological Society of America, 1987, pp. 16--23

Population structure and sexual selection for host fidelity in the speciation of hummingbird flower mites

RK Colwell

Evolutionary processes and theory. Karlin, S, and E. Nevo, Eds., Academic, New York, New York, USA, 1986, pp. 475--495

Community biology and sexual selection: Lessons from hummingbird flower mites

Robert K Colwell

Community Ecology. Diamond, J.; Case, TJ (eds.)., Harper and Row, N. Y., 1986, pp. 406-424

The evolution of ecology

Robert K Colwell

American Zoologist, vol. 25, Oxford University Press, 1985, pp. 771--777

Stowaways on the Hummingbird Express

Robert K Colwell

Natural History, vol. 94, 1985, pp. 56--63

Genetic engineering in agriculture

Robert K Colwell, Elliott A Norse, David Pimentel, Frances E Sharples, Daniel Simberloff

Science, vol. 229, American Association for the Advancement of Science, 1985, pp. 111--112

Report on workshop on possible ecological and evolutionary impacts of bioengineered organisms released into the environment

James H Brown, Robert K Colwell, Richard E Lenski, Bruce R Levin, Monte Lloyd, Philip J Regal, Daniel Simberloff

Bulletin of the Ecological Society of America, vol. 65, Wiley, Ecological Society of America, 1984, pp. 436--438

A null model for null models in biogeography

R. K. Colwell, D. W. Winkler

Jr. Strong D. R., D. Simberloff, L. G. Abele, A. B. Thistle, Ecological communities: Conceptual issues and the evidence, chapter 20, Princeton University Press, 1984, pp. 344-359

Comparing behavior: Studying man studying animals

RK Colwell, MC King, DW Rajecki

1983

Theoretical Ecology: Principles and Applications

Robert K Colwell

American Ornithological Society, 1983

CITATION CLASSIC-ON THE MEASUREMENT OF NICHE BREADTH AND OVERLAP

RK Colwell

CURRENT CONTENTS/AGRICULTURE BIOLOGY \& ENVIRONMENTAL SCIENCES, INST SCI INFORM INC 3501 MARKET ST, PHILADELPHIA, PA 19104, 1982, pp. 18--18

Female-biased sex ratios (reply)

Robert K Colwell

Nature, vol. 298, Nature Publishing Group, 1982, pp. 495--496

The geographical ecology of hummingbird flower mites in relation, to their host plants and carriers.

Robert K Colwell

Recent Advances in Acarology., vol. 2, 1979, pp. 461--468

Elevation and the morphology, flight energetics, and foraging ecology of tropical hummingbirds

Peter Feinsinger, Robert K Colwell, John Terborgh, Susan Budd Chaplin

The American Naturalist, vol. 113, University of Chicago Press, 1979, pp. 481--497

Predictability, constancy, and contingency of periodic phenomena

Robert K Colwell

Ecology, vol. 55, Ecological Society of America, 1974, pp. 1148--1153

Competition for the nectar of Centropogon valerii by the hummingbird Colibri thalassinus and the flower-piercer Diglossa plumbea, and its evolutionary implications

Robert K Colwell, Burr J Betts, Pille Bunnell, F Lynn Carpenter, Peter Feinsinger

The condor, vol. 76, American Ornithological Society, 1974, pp. 447--452

Competition and coexistence in a simple tropical community

Robert K Colwell

The American Naturalist, vol. 107, University of Chicago Press, 1973, pp. 737-760

Ecological Assessment

Matthew H Greenstone, Robert K Colwell, Frank A Pitelka

Science, vol. 177, American Association for the Advancement of Science, 1972, pp. 210--210

On the measurement of niche breadth and overlap

Robert K Colwell, Douglas J Futuyma

Ecology, vol. 52, Ecological Society of America, 1971, pp. 567--576

The relationship between species diversity and stability: an experimental approach with protozoa and bacteria

NG Hairston, JD Allan, RK Colwell, DJ Futuyma, J Howell, MD Lubin, J Mathias, JH Vandermeer

Ecology, vol. 49, Ecological Society of America, 1968, pp. 1091--1101

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