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Emoia trossula BROWN & GIBBONS, 1986

IUCN Red List - Emoia trossula - Endangered, EN

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Higher TaxaScincidae, Eugongylinae (Eugongylini), Scincoidea, Sauria, Squamata (lizards)
Subspecies 
Common NamesE: Fiji barred treeskink, Gibbons' Emo Skink 
SynonymEmoia trossula BROWN & GIBBONS 1986
Emoia trossula — ADLER, AUSTIN & DUDLEY 1995
Emoia trossula — ZUG et al. 2011
Emoia trossula — CLAUSE et al. 2018 
DistributionFiji Islands, Rotuma Island, Cook Islands, Tonga

Type locality: Viti Levu Is.; ded. M.G. (= Museum Godeffroy) 1879: 2 paratypes ZMH R01976-77 (formerly no. 742).  
Reproductionoviparous 
TypesHolotype: AMS (AM) R30422, Ovalau Island, Fiji, collected H.G. Cogger, 6.v.1970. Also given as types: AMNH 20927, 29010 – 29011, 29017 – 29022, 40196, 40442 – 40443, 40445, 40491, 40503, 40506, 40539; BMNH 62.10.23.4, 75.12.31.6, 81.10.12.19, 82.9.18.5, 1938.8.2.9; BPBM 1504; CAS 155958, 155960 – 155962, 156128 – 156130; DW F524 – 525, F541 – 542; FMNH 13644 – 13645; MCZ R16941 – 16942, R16945, R16965; USNM 230201. 
Diagnosis 
CommentConservation: Species is extinct at the type locality, perhaps by the introduction of the mongoose in 1887 (BROWN & GIBBONS, 1986), but rediscovered by Clause et al. 2018. 
References
  • Adler,G.H.; Austin,C.C. & Dudley,R. 1995. Dispersal and speciation of skinks among archipelagos in the tropical Pacific Ocean. Evolutionary Ecology 9: 529-541 - get paper here
  • Brown W C 1991. Lizards of the genus Emoia (Scincidae) with observations on their evolution and biogeography. MEMOIRS OF THE CALIFORNIA ACADEMY OF SCIENCES (No. 15) 1991: i-vi, 1-94 - get paper here
  • Brown,W.C. & Gibbons,J.R.H. 1986. Species of the Emoia samoensis group of lizards (Scincidae) in the Fiji Islands, with descriptions of two new species. Proc. Cal. Acad. Sci. 44 (4): 41-53 - get paper here
  • Clause, Adam G.; Nunia Thomas-Moko, Sialisi Rasalato, Robert N. Fisher 2018. All Is Not Lost: Herpetofaunal "Extinctions" in the Fiji Islands. Pacific Science 72 (3): 321-328 - get paper here
  • Crombie, R.I., & Steadman, D.W. 1987. The lizards of Rarotonga and Mangaia, Cook Island group, Oceania. Pacific Science 40 (1-4): 44-57.
  • Hamilton, A.M.; Zug, G.R. & Austin, C.C. 2010. Biogeographic anomaly or human introduction: a cryptogenic population of tree skink (Reptilia: Squamata) from the Cook Islands, Oceania. Biological Journal of the Linnean Society 100: 318–328 - get paper here
  • Morrison, C. 2003. A Field Guide to the Herpetofauna of Fiji. Suva, Fiji: Institute of Applied Sciences, University of the South Pacific, 121 pp.
  • Zug, G. 2010. Pacific reptiles & amphibians. Backbone 23 (3): 1-3
  • Zug, G. R., I. Ineich, G. Pregill, and A. M. Hamilton. 2012. Lizards of Tonga and a description of a new Tongan treeskink (Squamata: Scincidae: Emoia samoensis Group). Pacific Science 66(2):225-237 - get paper here
  • Zug, G.R. 2012. A new species of treeskink (Squamata: Scincidae: Emoia samoensis species group) from Rotuma, south-central Pacific. Proceedings of the Biological Society of Washington 125(1):74-84 - get paper here
  • ZUG, G.R. 2013. Reptiles and Amphibians of the Pacific Islands. University of California Press, Berkeley, 306 pp. - get paper here
  • Zug, G.R. & I. Ineich 1995. A new skink (Emoia: Lacertilia: Reptilia) from the forest of Fiji. Proc. Biol. Soc. Washington 108 (3): 395-400. - get paper here
  • ZUG, GEORGE R.; ALISON M. HAMILTON & CHRISTOPHER C. AUSTIN 2011. A new Emoia samoensis group lizard (Squamata: Scincidae) from the Cook Islands, South-central Pacific. Zootaxa 2765: 47–57 - get paper here
  • Zug,G. R. 1991. The lizards of Fiji: Natural history and systematics. Bishop Mus. Bull. Zool. 2: 1-136
 
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