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Crenadactylus occidentalis DOUGHTY, ELLIS & OLIVER, 2016

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Higher TaxaDiplodactylidae, Gekkota, Sauria, Squamata (lizards: geckos)
Common NamesE: Western clawless gecko 
SynonymCrenadactylus occidentalis DOUGHTY, ELLIS & OLIVER 2016
Crenadactylus occidentalis — CHAPPLE et al. 2019: 122 
DistributionAustralia (Western Australia: Carnarvon coast)

Type locality: Dirk Hartog Homestead, Dirk Hartog Island, WA (26°00'S, 113°12'E)  
TypesHolotype: WAM R113683, adult male, collected by B. Maryan and R. Browne-Cooper, 19 April 1992. Fixed in 10% formalin, stored in 70% ethanol at WAM. Paratypes (6). WAM R57525, 40 km north-east of Yuna, WA (28°06'S, 115°15'E); WAM R96676, 10 km north-west of Wandina Homestead, WA (27°56'S, 115°33'E); WAM R120779, Nerren Nerren Station, WA (27°03'24"S, 114°35'21"E); WAM R124891, 38 km west south-west Hamelin Homestead, WA (26°35'34"S, 113°53'22"E); WAM R131376, 70 km south of Exmouth, WA (22°34'47"S, 114°07'00"E); WAM R135497, False Entrance Well, WA (26°23'S, 113°19'E). 
DiagnosisDiagnosis: A medium-sized (to 32.6 mm SVL) species of Crenadactylus with wide (HW/HL 0.50–0.60) head. Rostral in full contact with nostril, internasal (if present) not extending beyond supranasal, 2 (occasionally 3) small postmentals, dorsal scales homogeneous and weakly keeled, 3–4 pre-cloacal pores, innermost pore-bearing scales separated by an intervening scale, no enlarged tubercles on original tails. Ground colour tan and light brown; dorsal pattern consists of well-defined pale and dark longitudinal stripes, small pale white to orange spots comprised of 2– 3 scales may be present, lateral zones pale to dark grey with at most faint uniform stippling (not forming lines); ventrum pale off-white with stippling absent to moderate.
CommentHabitat. Collection records indicate a preference for spinifex and coastal dune vegetation such as shrubs, Acacia and Banksia. Occasionally collected from under tin and limestone slabs.

Distribution: See map in Doughty et al. 2016: Fig. 2. 
EtymologyThe specific name occidentalis (Latin) refers to the western distribution of this species. 
  • Chapple, David G.; Reid Tingley, Nicola J. Mitchell, Stewart L. Macdonald, J. Scott Keogh, Glenn M. Shea, Philip Bowles, Neil A. Cox, John C. Z. Woinarski 2019. The Action Plan for Australian Lizards and Snakes 2017. CSIRO, 663 pp. DOI: 10.1071/9781486309474 - get paper here
  • DOUGHTY, PAUL; RYAN J. ELLIS, PAUL M. OLIVER 2016. Many things come in small packages: Revision of the clawless geckos (Crenadactylus: Diplodactylidae) of Australia. Zootaxa 4168 (2): 239–278 - get paper here
  • Ellis, Ryan J.; Paul Doughty and Aaron M. Bauer 2018. An annotated type catalogue of the geckos and pygopods (Squamata: Gekkota: Carphodactylidae, Diplodactylidae, Gekkonidae, Pygopodidae) in the collection of the Western Australian Museum. Records of the Western Australian Museum 33: 051–094 - get paper here
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