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Sceloporus angustus (DICKERSON, 1919)

IUCN Red List - Sceloporus angustus - Least Concern, LC
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Higher TaxaPhrynosomatidae, Sceloporinae, Iguania, Sauria, Squamata (lizards)
Subspecies 
Common NamesE: Santa Cruz Island Sator
S: Sator de la Isla Santa Cruz 
SynonymSator angustus DICKERSON 1919
Sator angustus — SMITH & TAYLOR 1950: 139
Sator angustus — ETHERIDGE 1964
Sator angustus — LINER 1994
Sceloporus angustus — BELL et al. 2003
Sceloporus angustus — LINER & CASAS-ANDREU 2008
Sceloporus angustus — HEIMES 2022 
DistributionMexico (Santa Cruz island, Gulf of California)

Type locality: Santa Cruz island, Gulf of California, Baja California.  
Reproductionoviparous 
TypesHolotype: USNM 64262, in original description given as AMNH 5712 
DiagnosisDiagnosis: A striking looking lizard with compressed body in the adult, high
along vertebral line, and with very long and strongly compressed slender tail; bears close general resemblance to Sator grandaeus, new species, but differs in greater size,reaching a total length of 300 mm., in coloration and pattern,inl acking the posterior gular fold at the sides of the throat, in having scales of head and nape in the adult more tubercular; also the tail more strongly compressed, with the 4-6 dorsal caudal rows quite to the end of the tail bearing high, sharp, and spine-tipped scales. Dorsals average 70 from interparietal to base of tail, 14-15 in a headlength; femoral pores average 13. General coloration light or dark,brown or olivaceous; color pattern includes dark shoulder patches [from DICKERSON 1919].


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Comment 
EtymologyNamed after the Latin angustus, "narrow", referring to the very narrow, compressed body in the adult. 
References
  • Bezy, R.L. 2009. Sator. Sonoran Herpetologist 22 (7):74-78. - get paper here
  • Dickerson, M. C. 1919. Diagnoses of twenty-three new species and a new genus of lizards from Lower California. Bull. Amer. Mus. Nat. Hist. 41 (10): 461-477 - get paper here
  • Etheridge, Richard 1964. The skeletal morphology and systematic relationships of sceloporine lizards. Copeia 1964 (4): 610-631 - get paper here
  • Goldberg, Stephen R. 2014. Sceloporus angustus (Santa Cruz Island sator) reproduction. Herpetological Review 45 (4): 699 - get paper here
  • Heimes, P. 2022. LIZARDS OF MEXICO - Part 1 Iguanian lizards. Edition Chimaira, Frankfurt Am Main, 448 pp. - 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
  • Köhler, G. & Heimes, P. 2002. Stachelleguane. Herpeton-Verlag (Offenbach), 174 pp.
  • Peralta-García A, Valdez-Villavicencio JH, Fucsko LA, Hollingsworth BD, Johnson JD, Mata-Silva V, Rocha A, DeSantis DL, Porras LW, and Wilson LD. 2023. The herpetofauna of the Baja California Peninsula and its adjacent islands, Mexico: composition, distribution, and conservation status. Amphibian & Reptile Conservation 17(1&2): 57–142
  • Schmidt, Karl Patterson 1922. The Amphibians and Reptiles of Lower California and the Neighboring Islands. Bull. Amer. Mus. Nat. Hist. 46 (11): 607-707 - get paper here
  • Smith, H.M. & Taylor,E.H. 1950. An annotated checklist and key to the reptiles of Mexico exclusive of the snakes. Bull. US Natl. Mus. 199: 1-253 - get paper here
  • Wiens, John J.;Reeder, Tod W. 1997. Phylogeny of the spiny lizards (Sceloporus) based on molecular and morphological evidence. Herpetological Monographs 11: 1-101 - get paper here
  • Wyles, Jeff S.; Gorman, George C. 1978. Close relationship between the lizard genus Sator and Sceloporus utiformis (Reptilia, Lacertilia, Iguanidae): electrophoretic and immunological evidence. Journal of Herpetology 12 (3): 343-350 - get paper here
 
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