Editorial: Dating the Tree of Life

by R. Alexander Pyron, Michel Laurin
Published 2017-05-01

Claims of potential expansion throughout the U.S. by invasive python species are contradicted by ecological niche models.

by R Alexander Pyron, Frank T Burbrink, Timothy J Guiher
Published 2008-01-01

Phylogenetic and spatial distribution of evolutionary diversification, isolation, and threat in turtles and crocodilians (non-avian archosauromorphs)

by Timothy J. Colston, Pallavi Kulkarni, Walter Jetz, R. Alexander Pyron
Published 2020-07-01

Additions to the phylogeny of colubrine snakes in Southwestern Asia, with description of a new genus and species (Serpentes: Colubridae: Colubrinae)

by Mahdi Rajabizadeh, R. Alexander Pyron, Roman Nazarov, Nikolay A. Poyarkov, Dominique Adriaens, Anthony Herrel
Published 2020-04-01

Comparative Phylogeography Reveals Cryptic Diversity and Repeated Patterns of Cladogenesis for Amphibians and Reptiles in Northwestern Ecuador.

by Alejandro Arteaga, R Alexander Pyron, Nicolás Peñafiel, Paulina Romero-Barreto, Jaime Culebras, Lucas Bustamante, Mario H Yánez-Muñoz, Juan M Guayasamin
Published 2016-01-01

Diversification of the rainfrog Pristimantis ornatissimus in the lowlands and Andean foothills of Ecuador.

by Juan M Guayasamin, Carl R Hutter, Elicio E Tapia, Jaime Culebras, Nicolás Peñafiel, R Alexander Pyron, Carlos Morochz, W Chris Funk, Alejandro Arteaga
Published 2017-01-01

Cryptic, Sympatric Diversity in Tegu Lizards of the Tupinambis teguixin Group (Squamata, Sauria, Teiidae) and the Description of Three New Species.

by John C Murphy, Michael J Jowers, Richard M Lehtinen, Stevland P Charles, Guarino R Colli, Ayrton K Peres, Catriona R Hendry, R Alexander Pyron
Published 2016-01-01

Systematics of South American snail-eating snakes (Serpentes, Dipsadini), with the description of five new species from Ecuador and Peru

by Alejandro Arteaga, David Salazar-Valenzuela, Konrad Mebert, Nicolás Peñafiel, Gabriela Aguiar, Juan C. Sánchez-Nivicela, R. Alexander Pyron, Timothy J. Colston, Diego F. Cisneros-Heredia, Mario H. Yánez-Muñoz, Pablo J. Venegas, Juan M. Guayasamin, Omar Torres-Carvajal
Published 2018-06-01