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Eutropis palauensis BARLEY, DIESMOS, SILER, MARTINEZ & BROWN, 2020

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Higher TaxaScincidae, Mabuyinae (Mabuyini), Scincoidea, Sauria, Squamata (lizards)
Subspecies 
Common NamesE: Palau Sun Skink 
SynonymEutropis palauensis BARLEY, DIESMOS, SILER, MARTINEZ & BROWN 2020: 56
Mabuia multicarinata — STERNFELD 1918: 395 [in part, misidentification]
Mabuya multicarinata multicarinata — BROWN & ALCALA 1980: 126 [in part, by implication]
Mabuya sp. — CROMBIE & PREGILL 1999: 59 [misidentification]
Eutropis sp. — MAUSFELD & SCHMITZ 2003: 165 [misidentification] 
DistributionCaroline Islands (Fais Island and Ulithi Atoll), Palau Archipelago (Babeldaob, Beliliou, Ngcheangel, Ngercheu, Oreor, Pulo Anna, Sonsorol)

Type locality: west coast road north of Dilong Village, Ngcheangel Atoll, Ngcheangel Island, Kayangel State Caroline Islands, Palau (8.0894368N, 134.71598E)  
Reproduction 
TypesHolotype: CAS 248251, Male, collected by R.I. Crombie, 29 August 2007.
Paratypes.—Thirteen specimens, all from Palau. CAS 238095, 238097, 238098, 238099, 238100, 238101, collected by R.I. Crombie, 27 March 2006, Ngercheu Island, Belau Caroline Islands. CAS 254721, collected by R.I. Crombie, 17 June 2012, Ulimang village, Babeldaob Island, Ngaraad State (7.6225338N, 134.64258E). CAS 237940, 237941, collected by R.I. Crombie, 25 November 2005, Carp Island, Ngercheu Islands. CAS 238220, collected by R.I. Crombie, 1 June 2006, Dilong Village, Ngerebelas Island, Ngcheangel Atoll (8.0825838N, 134.71768E). CAS 248808, collected by R.I. Crombie, 27 April 2008, Ulimang village, Babeldaob Island, Ngaraad State (7.6222838N, 134.64278E). CAS 248247, 248248, collected by R.I. Crombie, 28 August 2007, Dilong village, Ngcheangel Island, Ngcheangel Atoll (8.0827178N, 134.71748E). 
DiagnosisDiagnosis: A species of Eutropis distinguished by the following combination of characters: (1) body medium-sized (SVL 45–80 mm in adults); (2) interparietal large, separating parietals; (3) paravertebrals 39–46; (4) sum of subdigital lamellae on all five toes of one foot 76–90; (5) ventral scale rows 26–30; (6) midbody scale rows 30–34; (7) keels on dorsal and lateral body scales moderately defined, 5–10 per scale; (8) lower eyelid scaly; (9) supraciliaries 5–7; (10) prefrontals separated; (11) primary temporal scales one or two; (12) dorsal and lateral body surface with relatively uniform bronze to olive coloration, respectively, usually without extensive, pronounced light or dark stripes (Fig. 7). 
Comment 
EtymologyWe derive the new species’ specific epithet from the Republic of Palau from which this species is known. The species’ epithet is feminine in gender. 
References
  • Barley, A. J., Diesmos, A. C., Siler, C. D., Martinez, C. M. & Brown, R. M. 2020. Taxonomic Revision of Philippine Sun Skinks (Reptilia: Squamata: Scincidae: Eutropis), and Descriptions of Eight New Species. Herpetol. Monogr. 34: 39–70
  • Brown, WC. & A.C. ALCALA 1980. Philippine Lizards of the family Scincidae. Silliman Univ. Nat. Sci., Dumaguete City, Mon., Ser. 2: i-xi + 1-246.
  • Crombie, Ronald I. and Gregory K. Pregill 1999. A Checklist of the Herpetofauna of the Palau Islands (Republic of Belau), Oceania. Herpetological Monographs 13: 29-80 - get paper here
  • MAUSFELD, Patrick & Andreas SCHMITZ 2003. Molecular phylogeography, intraspecific variation and speciation of the Asian scincid lizard genus Eutropis Fitzinger, 1843 (Squamata: Reptilia: Scincidae): taxonomic and biogeographic implications. Org. Divers. Evol. 3: 161–171 - get paper here
  • Sternfeld, R. 1918. Zur Tiergeographie Papuasiens und der pazifischen Inselwelt. Abh. senckenb. naturf. Ges. (Frankfurt) 36: 375-436 [missing from BHL in 2023]
 
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