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Urosaurus lahtelai RAU & LOOMIS, 1977

IUCN Red List - Urosaurus lahtelai - Least Concern, LC

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Higher TaxaPhrynosomatidae, Sceloporinae; Iguania, Sauria, Squamata (lizards) 
Subspecies 
Common NamesBaja California Brush Lizard 
SynonymUrosaurus lahtelai RAU & LOOMIS 1977
Urosaurus lahtelai — STEBBINS 1985: 239
Urosaurus lahtelai — LINER 1994
Urosaurus lahtelai — LINER 2007 
DistributionMexico (Baja California Norte)

Type locality: 4 km N parador Catavina (= Santa Ines) (114° 50'W, 29° 45'N), elevation 564 m, near Mexico Highway 1, State of Baja California, Mexico. Map legend:
Type locality - Type locality.
TDWG region - Region according to the TDWG standard, not a precise distribution map.

NOTE: TDWG regions are generated automatically from the text in the distribution field and not in every cases it works well. We are working on it.
 
Reproductionoviparous 
TypesHolotype: LACM 116541, adult male; Paratypes (18). LACM 109493, 116541 (2 males) topotypes; LACM97822, 98154-55 (2 males, 1 female) from 5 km N Las Arrastras de Arriola; LACM 19249-52, MVZ 13362, 13366-67, 13371, 13374-75, 13377, 80380 (8 males, 4 females) from Catavina; MVZ 116466 (male) from 9.3 km S of turnoff to Rancho Santa Ines (= Ynez), all from Baja California, Mexico. 
CommentDiagnosis. A member of the nigricaudus complex (Mittleman, 1942: 162) possessing an entire frontal, a band of enlarged dorsals which are not separated into parallel series by the presence of smaller vertebral scales. Most closely resembling U. nigricaudus but differs in having a longer tail; 3-5 enlarged supraocular scales (mean 4.1); 86-102 (mean 94) middorsal scale rows from posterior edge of interparietal scale to vent; and a less distinct dorsal pattern consisting of 5-7 (mean 5.7) dorsolateral bars.

Distribution: see map in Feldman et al. 2011. 
References
  • Feldman, Chris R.; Oscar Flores-Villela, Theodore J. Papenfuss 2011. Phylogeny, biogeography, and display evolution in the tree and brush lizard genus Urosaurus (Squamata: Phrynosomatidae). Molecular Phylogenetics and Evolution 61 (3): 714-725 - get paper here
  • Jones, L.L. & Lovich, R.E. 2009. Lizards of the American Southwest. A photographic field guide. Rio Nuevo Publishers, Tucson, AZ, 568 pp. [review in Reptilia 86: 84] - get paper here
  • Liner, Ernest A. 2007. A CHECKLIST OF THE AMPHIBIANS AND REPTILES OF MEXICO. Louisiana State University Occasional Papers of the Museum of Natural Science 80: 1-60 - get paper here
  • Rau,C.S. & Loomis,R.B. 1977. A new species of Urosaurus (Reptilia, Lacertilia, Iguanidae) from Baja California, Mexico. Journal of Herpetology 11 (1): 25-29 - get paper here
  • Stebbins,R.C. 1985. A Field Guide to Western Reptiles and Amphibians, 2nd ed. Houghton Mifflin, Boston
 
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