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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). Map legend:
TDWG region - Region according to the TDWG standard, not a precise distribution map.

NOTE: TDWG regions are generated automatically from the text in the distribution field and not in every cases it works well. We are working on it.
TypesHolotype: UMMZ 59192 
CommentDiagnosis. 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
  • 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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