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Xenosaurus rectocollaris SMITH & IVERSON, 1993

IUCN Red List - Xenosaurus rectocollaris - Least Concern, LC

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Higher TaxaXenosauridae, Diploglossa, Anguimorpha, Sauria, Squamata (lizards)
Common NamesE: Pallid Knob-scaled Lizard
S: Xenosauro Pálido 
SynonymXenosaurus platyceps SMITH & IVERSON 1993
Xenosaurus rectocollaris — LINER 1994
Xenosaurus rectocollaris — PÉREZ RAMOS et al. 2000
Xenosaurus rectocollaris — LINER & CASAS-ANDREU 2008
Xenosaurus rectocollaris — MATA-SILVA et al. 2015 
DistributionMexico (N Oaxaca, S Puebla)

Type locality: 2.5 Km (1.5 mi) SW Veracruz/Puebla state line. Hy 150 (8Km (4.9 mi) E Chapulco), Puebla, México; 2134 m (7000 ft) [2121.2 m] elevation.  
TypesHolotype: UF 51438. 
CommentDistribution: see map in WOOLRICH-PIÑA & SMITH 2012. 
  • Bhullar, B-A. S. 2011. The Power and Utility Of Morphological Characters In Systematics: A Fully Resolved Phylogeny of Xenosaurus and Its Fossil Relatives (Squamata: Anguimorpha). Bull. Mus. Comp. Zool. Harvard 160 (3): 65–181 - get paper here
  • Canseco-Márquez, L., & Gutiérrrez-Mayén, M.G. 2010. Anfibios y reptiles del Valle de Tehuacán-Cuicatlán. Comisión Nacional para el conocimiento y uso de la biodiversidad, México D.F., Mexico, 302 pp - get paper here
  • Canseco-Marquez,L.; Gutierrez-Mayen,G. & Salazar-Arenas,J. 2000. New records and range extensions for amphibians and reptiles from Puebla, México. Herpetological Review 31 (4): 259-263 - get paper here
  • Lemos-Espinal, J.A., G.R. Smith, and R.E. Ballinger 2000. Xenosaurus rectocollaris Smith and Iverson Pallid Knob-scaled Lizard. Catalogue of American Amphibians and Reptiles (716): 1 - get paper here
  • Lemos-Espinal, Julio;Smith, Geoffrey R.;Ballinger, Royce E. 1996. Natural history of the Mexican knob-scaled lizard, Xenosaurus rectocollaris. Herpetological Natural History 4 (2): 151-154
  • Mata-Silva, Vicente, Jerry D. Johnson, Larry David Wilson and Elí García-Padilla. 2015. The herpetofauna of Oaxaca, Mexico: composition, physiographic distribution, and conservation status. Mesoamerican Herpetology 2 (1): 6–62 - get paper here
  • Nieto-Montes de Oca, Adrián; Anthony J. Barley, Rubi N. Meza-Lázaro, Uri O. García-Vázquez, Joan G. Zamora-Abrego, Robert C. Thomson, Adam D. Leaché 2016. Phylogenomics and species delimitation in the knob-scaled lizards of the genus Xenosaurus (Squamata: Xenosauridae) using ddRADseq data reveal a substantial underestimation of diversity. Molecular Phylogenetics and Evolution 106: 241-253 - get paper here
  • Nieto-Montes de Oca, Adrián; Uri O. García-Vázquez, J. Jaime Zúñiga-Vega and Walter Schmidt-Ballardo 2013. A new species of Xenosaurus (Squamata: Xenosauridae) from the Sierra Gorda Biosphere Reserve of Querétaro, Mexico. Revista Mexicana de Biodiversidad 84: 485-498 - get paper here
  • Pérez Ramos, Edmundo; Lucia Saldaña de la Riva; Jonathan A. Campbell 2000. A new allopatric species of Xenosaurus (Squamata: Xenosauridae) from Guerrero, Mexico. Herpetologica 56 (4): 500-506 - get paper here
  • Smith H M; Iverson J B 1993. A new species of knobscale lizard (Reptilia: Xenosauridae) from Mexico. Bull. Maryland Herp. Soc. 29 (2): 51-66 - get paper here
  • Woolrich-Piña, G. A., E. García-Padilla, D. L. DeSantis, J. D. Johnson, V. Mata-Silva, and L. D. Wilson. 2017. The herpetofauna of Puebla, Mexico: composition, distribution, and conservation status. Mesoamerican Herpetology 4(4): 791–884
  • Woolrich-Piña, Guillermo A. and Geoffrey R. Smith 2012. A New Species of Xenosaurus from the Sierra Madre Oriental, Mexico. Herpetologica 68 (4): 551-559. - get paper here
  • Woolrich-Piña, Guillermo A., Julio A. Lemos-Espinal, Geoffrey R. Smith, Juan Pablo Ramírez-Silva and Luis Oliver-López. 2014. Male and female reproductive cycles of Xenosaurus rectocollaris (Squamata: Xenosauridae) from the Tehuacan Valley, Puebla, Mexico. Herpetology Notes 7: 313-317 - get paper here
  • Woolrich-Piña, Guillermo A; Julio A Lemos-Espinal, Luis Oliver-López, and Geoffrey R Smith 2012. Ecology of Xenosaurus rectocollaris in Tehuacan Valley, Puebla, Mexico. Southwestern Naturalist 57 (2): 157-161. - get paper here
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