
Articles
Shallow phylogeographic structure in the declining Mexican Lance-headed Rattlesnake, Crotalus polystictus (Serpentes: Viperidae)
Jesse M. Meik1, Jeffrey W. Streicher1, Estrella Mociño-Deloya2, Kirk Setser2, and David Lazcano3
Expression of phenotypic plasticity in hatchlings of the lizard Calotes versicolor (Squamata: Agamidae): influence of nest moisture
Bhagyarekha N. Pandav, Srinivas K. Saidapur, and Bhagyashri A. Shanbhag.
Thermal ecology of the lizard Sceloporus gadoviae (Squamata: Phrynosomatidae) in a semiarid region of southern Puebla, Mexico
Guillermo A. Woolrich-Piña1,6, Julio A. Lemos-Espinal1, Geoffrey R. Smith2, Luis Oliver-López1, Felipe Correa-Sánchez3, Tizoc A. Altamirano-Álvarez4, and Raymundo Montoya-Ayala5
Origin and clonal diversity of the parthenogenetic lizard Aspidoscelis rodecki (Squamata: Teiidae): chromosomal evidence
Norma L. Manríquez-Morán1 and Fausto R. Méndez-de la Cruz2
Morphological variation of Telmatobius atahualpai (Anura: Telmatobiidae) with comments on its phylogenetic relationships and synapomorphies for the genus
César Aguilar1, Alessandro Catenazzi2, Pablo J. Venegas3, and Karen Siu-Ting1
Use of food and spatial resources by two frogs of the genus Dendropsophus (Anura: Hylidae) from La Selva, Costa Rica
Randall Jiménez1 and Federico Bolaños2
Population estimates of Dendrobates tinctorius (Anura: Dendrobatidae) at three sites in French Guiana and first record of chytrid infection
Elodie A. Courtois1, Kevin Pineau2, Benoit Villette2, Dirk S. Schmeller1, and Philippe Gaucher3

Short Communications
Visual communication in Hypsiboas curupi (Anura: Hylidae) at Parque Estadual do Turvo, southern Brazil
Victor Mendes Lipinski, Vinícius Matheus Caldart, and Samanta Iop
Observations on parental care in the glass frog Hyalinobatrachium orientale (Anura: Centrolenidae) from Tobago, with comments on its natural history
Richard M. Lehtinen1 and Andrew P. Georgiadis1,2