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Stenocercus variabilis BOULENGER, 1901

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Higher TaxaTropiduridae, Iguania, Sauria, Squamata (lizards)
Subspecies 
Common NamesE: Variable Whorltail Iguana 
SynonymStenocercus variabilis BOULENGER 1901: 546
Stenocercus juninensis SHREVE 1941: 75 (fide FRITTS 1974: 65)
Stenocercus variabilis — PETERS & DONOSO-BARROS 1970: 257
Stenocercus variabilis — DIRKSEN & DE LA RIVA 1999
Stenocercus variabilis — TORRES-CARVAJAL 2007
Stenocercus variabilis — VENEGAS et al. 2020 
DistributionNW Bolivia (La Paz), Peru (>2500 m elevation)

Type locality: Palca, Bolivia, 10,000 ft. (1,000 ft. according to TORRES-CARVAJAL 2005, in error).  
Reproductionoviparous 
TypesSyntypes: BMNH 1946.8.11.89-91
Holotype: MCZ 45820 [juninensis] 
DiagnosisDiagnosis: TORRES-CARVAJAL 2007. 
CommentSynonymy: Stenocercus juninensis was listed in the MCZ type catalogue as synonym of Stenocercus boettgeri.

Distribution: see partial map (Peru) in Venegas et al. 2020: 563. 
EtymologyNamed after Latin variabilis, variable, changeable. [“...whitish beneath, throat marbled with olive; one specimen with a black bar across the scapular region and the throat and belly nearly entirely black...”]. (from Esteban Lavilla, pers. comm., May 2024) 
References
  • Boulenger, George A. 1901. Further descriptions of new reptiles collected by Mr. P. O. Simons in Peru and Bolivia. Ann. Mag. nat. Hist. (7) 7 (42): 546-549 - get paper here
  • Carranza, S.; E. N. Arnold & F. Amat 2004. DNA phylogeny of Lacerta (Iberolacerta) and other lacertine lizards (Reptilia: Lacertidae): did competition cause long-term mountain restriction? Systematics and Biodiversity 2 (1): 57-77 - get paper here
  • Dirksen, L. & De la Riva, I. 1999. The lizards and amphisbaenians of Bolivia (Reptilia, Squamata): checklist, localities, and bibliography. Graellsia 55: 199-215 - get paper here
  • Fritts, Thomas H. 1974. A multivariate evolutionary analysis of the Andean Iguanid lizards of the genus Stenocercus. San Diego Society of Natural History Memoir 7: 1-89 - get paper here
  • Shreve, Benjamin 1941. Notes on Ecuadorian and Peruvian reptiles and amphibians with description of new forms. Proc. New England zool. Club 18: 71-83
  • Torres-Carvajal, O. 2005. New species of Stenocercus (Squamata: Iguania) from the Andes of Central Peru with a redescription of Stenocercus variabilis. Journal of Herpetology 39 (3): 471-477 - get paper here
  • VENEGAS, PABLO J.; LOURDES Y. ECHEVARRÍA, LUIS A. GARCÍA-AYACHI, CAROLL Z. LANDAURO 2020. Two new sympatric species of Stenocercus (Squamata: Iguania) from the inter-Andean valley of the Mantaro River, Peru. Zootaxa 4858 (4): 555–575 - get paper here
 
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