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1 December 2012 A New Species of Xenosaurus from the Sierra Madre Oriental, Mexico
Guillermo A. Woolrich-Piña, Geoffrey R. Smith
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Abstract

There are currently eight described species in the lizard genus Xenosaurus. However, given their restricted habitat use (primarily limited to crevices or holes in rocks) and the limited ability to disperse among isolated populations, it is likely that more species of Xenosaurus await discovery and description. Herein we describe a new species of Xenosaurus from the Sierra Madre Oriental in the State of Hidalgo, Mexico. This new species differs from previously described species in lacking a neck band and in having two pale lines that angle up from the jaws and extend parasagittally along the neck.

Actualmente hay ocho especies de lagartijas descritas en el género Xenosaurus. Sin embargo, dado el uso restringido del hábitat (limitado principalmente a grietas y oquedades de rocas) y limitada habilidad de dispersión entre poblaciones aisladas, es probable que más especies de Xenosaurus sean descubiertas y descritas. Describimos una nueva especie de Xenosaurus de la Sierra Madre Oriental en el estado de Hidalgo, México. Esta nueva especie difiere de las especies previamente descritas por la ausencia de un collar nucal y por tener dos rayas claras que corren paralelamente a lo largo del cuello.

Guillermo A. Woolrich-Piña and Geoffrey R. Smith "A New Species of Xenosaurus from the Sierra Madre Oriental, Mexico," Herpetologica 68(4), 551-559, (1 December 2012). https://doi.org/10.1655/HERPETOLOGICA-D-12-00018
Accepted: 1 August 2012; Published: 1 December 2012
KEYWORDS
Knob-scaled lizard
Mexico
new species
Xenosaurus
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