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Sphaerodactylus armstrongi NOBLE, 1933

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Higher TaxaSphaerodactylidae, Gekkota, Sauria, Squamata (lizards: geckos)
SubspeciesSphaerodactylus armstrongi hypsinephes THOMAS & SCHWARTZ 1983
Sphaerodactylus armstrongi armstrongi NOBLE & HASSLER 1933 
Common NamesE: Southern Forest Geckolet, Armstrong's Least Gecko 
SynonymSphaerodactylus armstrongi NOBLE & HASSLER 1933: 5
Sphaerodactylus armstrongi — COCHRAN 1941
Sphaerodactylus armstrongi — SCHWARTZ & HENDERSON 1991: 469
Sphaerodactylus armstrongi — KLUGE 1993
Sphaerodactylus armstrongi — RÖSLER 2000: 110
Sphaerodactylus armstrongi — DE LISLE et al. 2013

Sphaerodactylus armstrongi hypsinephes THOMAS & SCHWARTZ 1983: 49
Sphaerodactylus armstrongi hypsinephes — DE LISLE et al. 2013 
DistributionDominican Republic, Hispaniola (Paradis/Brahona Province), Haiti

Type locality: “mountain top on property of G. Herrmann, near Paradis, Barahona, Dominican Republic, 2400 feet”  
Reproductionoviparous 
TypesHolotype: AMNH 51470, adult male
Holotype: USNM, adult male; paratypes: ASFS [hypsinephes] 
DiagnosisDESCRIPTION: Size moderate (SVL in males to 30 mm, in females to 31 mm); dorsals small, acute, strongly keeled, flattened, imbricate, axilla to groin 29-46; no area of middorsal granules or granular scales; ventrals smooth, cycloid, imbricate, axilla to groin 25-35; dorsal caudal scales keeled, acute, imbricate, flat-lying, ventral caudal scales smooth, cycloid, enlarged midventrally; snout short, blunt, not depressed or decurved; rostral high and rounded with very small dorsal depression; snout scales small, narrow, swollen, strongly keeled, subimbricate to imbricate; 1-2 (strongly modally 1) postnasals; 0-3 internasals; upper labials to mideye 3; gular scales smooth; midbody scales 49-75; escutcheon with broad central area and extensions onto thighs to underside of knee, 3-9 x 10-30. Dorsum incompletely sexually dichromatic, some males unicolor; pattern variable (within and between subspecies), basically with paired light postocular stripes, occipitonuchal chevron or Y, and scapular ocelli without dark scapular patch; scapular ocelli sometimes transversely elongate and sometimes fused with stem of occipitonuchal Y; sacral pattern lineate; tail pattern an intermittently constricted middorsal zone derived from sacral middorsal zone; venter pale to stippled with dark pigment; throat dark lineate (from Schwartz & Henderson 1991: 469). 
CommentFor illustrations see Thomas and Schwartz, 1983. 
EtymologyNamed in honor of Mr. John C. Armstrong, Assistant Curator of the American Museum of Natural History (1930s), who planned the second expedition of the authors and assisted in much ofthe herpetological collecting. 
References
  • Beolens, Bo; Michael Watkins, and Michael Grayson 2011. The Eponym Dictionary of Reptiles. Johns Hopkins University Press, Baltimore, USA - get paper here
  • Cochran, D.M. 1941. The herpetology of Hispaniola. Bull. US Natl. Mus. 177: vii + 398 pp. - get paper here
  • Noble, G. K. and W. G. Hassler 1933. Two new species of frogs, five new species and a new race of lizards from the Dominican Republic. American Museum Novitates 652: 1-17. - get paper here
  • 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. and S. B. Hedges 1988. Two new geckos (Sphaerodactylus) from the Sierra Martin Garcia of Hispaniola. Herpetologica 44: 96-104. - get paper here
  • Thomas, R. and S. B. Hedges. 1992. An unusual new Sphaerodactylus from Hispaniola (Squamata, Gekkonidae). Journal of Herpetology 26 (3): 289-292 - get paper here
  • Thomas, R., and A. Schwartz. 1983. Part 2. Sphaerodactylus savagei, S. cochranae, S. darlingtoni, S. armstrongi, S. streptophorus, and conclusions. Pp. 31-60. In: Schwartz, A., and R. Thomas. The difficilis complex of Sphaerodactylus (Sauria, Gekkonidae) of Hispaniola. Bulletin of Carnegie Museum of Natural History, (22) :1—60
 
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