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Higher TaxaScincidae, Egerniinae (Tiliquini), Scincoidea, Sauria, Squamata (lizards)
Common NamesE: Central Pygmy Spiny-tailed Skink 
SynonymEgernia eos DOUGHTY, KEALLEY & DONNELLAN 2011 
DistributionAustralia (Western Australia)

Type locality: Australia: Western Australia, Ainsley Gorge, 15.8 km ESE Warburton, 26°14’S, 126°42’E.  
Reproductionviviparous (phylogenetic imputation, fide Zimin et al. 2022) 
TypesHolotype: WAM R98077 (male). Collected by G. Johnston on 14 December 1987. 
DiagnosisDiagnosis: A member of the E. depressa species-group, with a relatively long, deep and broad head, moderately long limbs, short and stout dorsal spines that project upwards, nasals in short contact, divided nasal scale, numerous supraciliaries (5–7), parietal and other head scales slightly raised posteriorly with low row of spines, ear opening large and without lobules projecting over opening, 31–33 MBSR, relatively large numbers subdigital lamellae on fourth digits (fingers 11–15, toes 13–16), slightly round scales on palmar and plantar surfaces, tail relatively short and wide with rounded edges dorsally and long lateral spines slightly recurved. Colouration: yellowish-brown with pale sides, short dark irregular transverse bands usually confined to tail, sides and upper surfaces of limbs, brownish streak from tympanum extending past arm, occasionally forward to snout. 
Etymologyeos (Latin) refers to dawn, alluding to their eastern distribution relative to the other members of the species-group and the yellowy-red colour of the sky in the morning that appears in the east. Used as a noun in apposition. 
  • Cogger, H. G. 2014. Reptiles and Amphibians of Australia, 7th ed. CSIRO Publishing, xxx + 1033 pp. - get paper here
  • Doughty, Paul; Luke Kealley, and Stephen C. Donnellan 2011. Revision of the Pygmy Spiny-tailed Skinks (Egernia depressa species-group) from Western Australia, with descriptions of three new species. Rec. West. Austr. Mus. 26: 115–137
  • Zimin, A., Zimin, S. V., Shine, R., Avila, L., Bauer, A., Böhm, M., Brown, R., Barki, G., de Oliveira Caetano, G. H., Castro Herrera, F., Chapple, D. G., Chirio, L., Colli, G. R., Doan, T. M., Glaw, F., Grismer, L. L., Itescu, Y., Kraus, F., LeBreton 2022. A global analysis of viviparity in squamates highlights its prevalence in cold climates. Global Ecology and Biogeography, 00, 1–16 - get paper here
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