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Amapasaurus tetradactylus CUNHA, 1970

IUCN Red List - Amapasaurus tetradactylus - Least Concern, LC
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Higher TaxaGymnophthalmidae (Ecpleopodinae), Sauria, Gymnophthalmoidea, Squamata (lizards)
Subspecies 
Common NamesE: Four-toed Amapasaurus 
SynonymAmapasaurus tetradactylus CUNHA 1970: 2
Amapasaurus tetradactylus — AVILA-PIRES et al. 2007
Amapasaurus tetradactylus — MACHADO-PELLEGRINO et al. 2018
 
DistributionN Brazil (Amapa, Amazonas), S French Guiana, S Suriname

Type locality: Brazil, Amapa, Igarape Camaipi, Alto Rio Maraca  
Reproductionoviparous 
TypesHolotype: MPEG 2661 
DiagnosisDiagnosis (genus): see Cunha 1970: 73. This genus and species resembles Leposoma, but can be dinguished by the presence of 4 (instead of 5) fingers.


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CommentType species: Amapasaurus tetradactylus CUNHA 1970 is the type species of the genus Amapasaurus CUNHA 1970.

Distribution: see map in Jairam & Jairam-Doerga 2015. Probably in Guyana but not reported from there yet (Cole et al. 2013). 
EtymologyNamed after Greek tetras (τετράς), the number four + G. dactylos (δάκτυλος), finger, toe. (CUNHA 1970, Esteban Lavilla, pers. comm., April 2024)

The genus was named after Amapá, a Northern Brazilian state + Greek sauros (σαῦρος), lizard. 
References
  • Avila-Pires, T.C.S. 1995. Lizards of Brazilian Amazonia (Reptilia: Squamata). Zoologische Verhandelingen 299: 1-706 - get paper here
  • Avila-Pires, T.C.S.; Hoogmoed, M.S. & Vitt, L.J. 2007. Herpetofauna da Amazônia. Herpetologia no Brasil, pp. 13-43
  • Cunha, O.R. da 1970. Lacertílios da Amazonia IV - Um nôvo gênero e espécie de lagarto do territória federal do Amapá (Lacertilia - Teiidae). Bol. Mus. Paraense Emilio Goeldi (Zool.) 74: 1-8
  • Dewynter, M.; N. Surugue 2012. First record of Amapasaurus tetradactylus Cunha, 1970 (Squamata: Gymnophthalmidae) in French Guiana. Check List 8 (4): 815-816 - get paper here
  • Jairam, Rawien; Sabitrie Jairam-Doerga 2015. First record of Amapasaurus tetradactylus Cunha, 1970 (Squamata: Gymnopthalmidae) in Suriname. Check List 11 (5): 1730 - get paper here
  • Oliveira, D.P.; S.M. Souza; L. Frazão; A.P. Almeida; T. Hrbek 2014. Lizards from central Jatapú River, Amazonas, Brazil. Check List 10 (1): 46-53 - get paper here
  • Peloso, Pedro L.V.; Katia C. M. Pellegrino, Miguel T. Rodrigues, and Teresa C.S. Ávila-Pires 2011. Description and Phylogenetic Relationships of a New Genus and Species of Lizard (Squamata, Gymnophthalmidae) from the Amazonian Rainforest of Northern Brazil. American Museum Novitates (3713): 1-24 - get paper here
  • RIBEIRO-JÚNIOR, MARCO A. & SILVANA AMARAL 2017. Catalogue of distribution of lizards (Reptilia: Squamata) from the Brazilian Amazonia. IV. Alopoglossidae, Gymnophthalmidae. Zootaxa 4269 (2): 151-196 - get paper here
  • Ribeiro-Júnior, Marco A. & Silvana Amaral 2016. Diversity, distribution, and conservation of lizards (Reptilia: Squamata) in the Brazilian Amazonia. Neotropical Biodiversity, 2:1, 195-421 - get paper here
 
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