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Hemidactylus principensis MILLER, SELLAS & DREWES, 2012

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Higher TaxaGekkonidae, Gekkota, Sauria, Squamata (lizards: geckos)
Common Names 
SynonymHemidactylus principensis MILLER, SELLAS & DREWES 2012
Hemidactylus principensis — POLLO 2017 
DistributionPríncipe Island, Republic of São Tome ́ and Príncipe

Type locality: beach below Sao Joaquim, Príncipe Island,Republic of São Tome ́ and Príncipe (1°37’19.87’’N, 7°22’13.10’’E).  
TypesHolotype: CAS 219212, an adult male collected on a tree trunk. Collected by R.E. Stoelting. 
DiagnosisDiagnosis: Differs from all other members of the genus except Hemidactylus greeffi in the absence of the terminal phalanx and claw of the first digit (thumb) of the manus, (Fig 3) and from H. greeffi in a gold-coloured iris (Fig 4A), smaller adult body size (SVL: males x=61.4 mm; females = 54.2 mm), smaller size of enlarged dorsal tubercles (Fig 5A), lower number of divided lamellae beneath the third digit of the manus (six; Fig 6A) and third digit of the pes (six; Fig 6B), lower number of preano- femoral pores (26 to 39, x= 34.7) and some superciliary scales noticeably pointed [from MILLER et al. 2012]. 
CommentAbundance: only known from its original description (Meiri et al. 2017). 
EtymologyEtymology.*This species is named for the Island of Príncipe of the Republic of São Tome ́ e Príncipe, to which it is endemic. 
  • Harwood, D.B. 2018. HEMIDACTYLUS PRINCIPENSIS A NEW SPECIES OF GECKO. MSc Thesis, San Francisco State Univ., 26 pp. - get paper here
  • Meiri, Shai; Aaron M. Bauer, Allen Allison, Fernando Castro-Herrera, Laurent Chirio, Guarino Colli, Indraneil Das, Tiffany M. Doan, Frank Glaw, Lee L. Grismer, Marinus Hoogmoed, Fred Kraus, Matthew LeBreton, Danny Meirte, Zoltán T. Nagy, Cristiano d 2017. Extinct, obscure or imaginary: the lizard species with the smallest ranges. Diversity and Distributions - get paper here
  • Miller, Elizabeth C.; Anna B. Sellas & Robert C. Drewes 2012. A new species of Hemidactylus (Squamata: Gekkonidae) from Príncipe Island, Gulf of Guinea, West Africa with comments on the African-Atlantic clade of Hemidactylus geckos. African Journal of Herpetology 61 (1): 40-57
  • Pollo, César J. 2017. Guide of Amphibians and Reptiles of São Tomé and Príncipe. Smashwords / César J. Pollo, 156 pp. - get paper here
  • Rösler, Herbert 2015. Bemerkungen über einige Geckos der Zoologischen Staatssammlung München. Gekkota, Suppl. (2): 3-54
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