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Ameiva concolor RUTHVEN, 1924

IUCN Red List - Ameiva concolor - Least Concern, LC

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Higher TaxaTeiidae, Teiinae, Gymnophthalmoidea, Sauria, Squamata (lizards)
Common Names 
SynonymAmeiva bifrontata concolor RUTHVEN 1924
Ameiva bifrontata concolor — BURT & BURT 1931
Ameiva bifrontata concolor — PETERS & DONOSO-BARROS 1970
Ameiva concolor — HARVEY et al. 2012
Ameiva concolor — KOCH et al. 2013 

Type locality: Cajamarca: Paipoy, Rio Crisnejas: 24 km from Marañón (1067 m elevation).  
TypesHolotype: UMMZ 59192 
DiagnosisDiagnosis. A medium-sized Ameiva that can be distinguished from all other mainland congeners by the following combination of characters: (1) maximum known SVL of 128 mm; (2) lacking longitudinal ridge on frontal scale; (3) frontal plate divided in two subequal scales; (4) postnasals separated from prefrontals by frontonasals; (5) parietal scales usually 5; (6) median gular scales scarcely enlarged; (7) enlarged median mesoptychial scales slightly larger than largest gulars; (8) gulars posterior to the interauricular crease smaller than anterior gulars; (9) nasal suture passes centrally through nostril; (10) rostral projecting beyond the nasal suture and contacting postnasal; (11) supranasals not contacting supralabials; (12) circumorbital semicircle occasionally extending to frontal suture; (13) 31–33 enlarged ventral scales between gular and vent; (14) 10–12 longitudinal rows of ventral plates, outermost often distinctly smaller; (15) 80–93 DOM; (16) 174–196 DL; (17) postbrachials not or hardly dilated; (18) 34–41 LFT; (19) 29–35 SCF; (20) 10–21 FP; (21) vertebral region in most specimens with a trace of a pale vertebral streak [KOCH et al. 2013]. 
  • HARVEY, MICHAEL B.; GABRIEL N. UGUETO & RONALD L. GUTBERLET, Jr. 2012. Review of Teiid Morphology with a Revised Taxonomy and Phylogeny of the Teiidae (Lepidosauria: Squamata). Zootaxa 3459: 1–156 - get paper here
  • KOCH, CLAUDIA; PABLO J. VENEGAS, DENNIS RÖDDER, MORRIS FLECKS & WOLFGANG BÖHME 2013. Two new endemic species of Ameiva (Squamata: Teiidae) from the dry forest of northwestern Peru and additional information on Ameiva concolor Ruthven, 1924. Zootaxa 3745 (2): 263–295 - get paper here
  • KOCH, CLAUDIA; PABLO J. VENEGAS, ROY SANTA CRUZ, WOLFGANG BÖHME 2018. Annotated checklist and key to the species of amphibians and reptiles inhabiting the northern Peruvian dry forest along the Andean valley of the Marañón River and its tributaries. Zootaxa 4385 (1): 001–101 - get paper here
  • Morato, Sérgio Augusto Abrahão; Guilherme Nunes Ferreira; Michela Rossane Cavilha Scupino (eds.) 2018. Herpetofauna da Amazônia Central: Estudos na FLONA de Saracá-Taquera. Curitiba, Pr: STCP Engenharia de Projetos Ltda.; Porto Trombetas, Pa: MRN – Mineração Rio do Norte S.A., 2018.<br />210p. - get paper here
  • Ruthven, A. G. 1924. Description of an Ameiva from Testigos Island, Venezuela. Occasional Papers of the Museum of Zoology, University of Michigan (149): 1-4 - get paper here
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