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Sphaerodactylus oxyrhinus GOSSE, 1850

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Higher TaxaSphaerodactylidae, Gekkota, Sauria, Squamata (lizards: geckos)
Common NamesE: Jamaican Sharp-nosed Geckolet, Jamaican sharpnosed sphaero 
SynonymSphaerodactylus oxyrhinus GOSSE 1850: 347
Sphaerodactylus oxyrrhinus [sic] — BOULENGER 1885: 222
Sphaerodactylus oxyrhinus — SCHWARTZ & HENDERSON 1991: 520
Sphaerodactylus oxyrhinus — KLUGE 1993
Sphaerodactylus oxyrhinus — RÖSLER 2000: 113 
DistributionW Jamaica.

Type locality: St. Elizabeth's (= St. Elizabeth Parish), Jamaica.  
TypesHolotype: BMNH 1946.8.30.76 
DiagnosisDESCRIPTION: Size moderate (SVL in males to 34 mm, in females to 33 mm); dorsal scales slightly swollen, weakly keeled, rounded to broadly angulate, weakly imbricate, axilla to groin 43-53; no area of middorsal granules or granular scales; ventrals flattened, broadly angulate to cycloid, imbricate, keeled or smooth, axilla to groin 29-37; dorsal caudal scales flat-lying, slightly swollen, keeled, imbricate, ventral caudal scales enlarged, smooth; snout narrow and sharply pointed; snout scales broad, roughly hexagonal, keeled, juxtaposed to slightly imbricate; 2 post-nasals; 1-3 internasals; supralabials to mideye 3-6 (mode 4). No sexual dichromatism; dorsal ground color gray to light brown; modal pattern dark brown to black flecks or spots, sometimes bordered posteriorly by buff or pale gray margins; pattern of fine, dark vermiculations, occasionally in conjunction with weak, irregular, transverse light lines (which may also fragment into poorly formed ocelli); with or without a pair of prominent, black-margined, bright yellow sacral or basal caudal ocelli (sometimes fused into a single ocellus); venter pale gray to pale yellow; tail faintly yellow dorsally, dull orange ventrally; iris bright yellow; juveniles with simplified, basic S. argus pattern: dark postocular stripes converge to form paired dorsolateral stripes that fade on posterior part of body; with or without trace of middorsal stripe; tail tip white (from Schwartz & Henderson 1991: 520). 
CommentFor illustrations see Barbour, 1921; Thomas, 1975.

Subspecies: Sphaerodactylus oxyrhinus dacnicolor BARBOUR 1910 is now treated as a valid species. 
  • Barbour, T. 1910. Notes on the herpetology of Jamaica. Bull. Mus. Comp. Zool. Harvard 52: 273—301 - get paper here
  • Barbour, T. 1921. Sphaerodactylus. Mem. Mus. Comp. Zool. (Harvard) 47: 215-282. - get paper here
  • Boulenger, G.A. 1885. Catalogue of the lizards in the British Museum (Nat. Hist.) I. Geckonidae, Eublepharidae, Uroplatidae, Pygopodidae, Agamidae. London: 450 pp. - get paper here
  • Gosse, P. 1850. Description of a new genus and six new species of saurian reptiles. Ann. Mag. Nat. Hist. (2) 6: 344-348. - get paper here
  • Grant, C. 1940. The herpetology of Jamaica Il. The reptiles. Bull. Inst. Jamaica., Sci. Ser. 1: 61-148.
  • Rösler, H. 2000. Kommentierte Liste der rezent, subrezent und fossil bekannten Geckotaxa (Reptilia: Gekkonomorpha). Gekkota 2: 28-153
  • Schwartz, A. & Henderson, R.W. 1991. Amphibians and Reptiles of the West Indies. University of Florida Press, Gainesville, 720 pp.
  • Thomas, R. 1975. The argus group of West Indian Sphaerodactylus (Sauria: Gekkonidae). Herpetologica 31: 177-195. - get paper here
  • Wilson, Byron S. 2011. Conservation of Jamaican amphibians and reptiles. In: Hailey et al., eds, Conservation of Caribbean Island Herpetofaunas Volume 2: 273-310 - get paper here
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