Atractus pachacamac MELO-SAMPAIO, PASSOS, PRUDENTE, VENEGAS & TORRES-CARVAJAL, 2021
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Atractus pachacamac
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| Higher Taxa | Colubridae (Dipsadinae), Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes) |
| Subspecies | |
| Common Names | |
| Synonym | Atractus pachacamac MELO-SAMPAIO, PASSOS, PRUDENTE, VENEGAS & TORRES-CARVAJAL 2021 Atractus touzeti — ARTEAGA et al. 2017 Atractus pachacamac — ALMENDÁRIZ et al. 2023 |
| Distribution | Colombia, Ecuador, Peru (Amazon foothills between 350–1500 m elevation) Type locality: Ecuador, Napo, Sumaco Wildlife Sanctuary, Sendero Benavides (0.676°S, 77.600°W), 1496 m elevation. |
| Reproduction | |
| Types | Holotype: QCAZ 12630, adult male, collected by F. Ayala on 4 April 2014. Paratopotypes (n = 4): QCAZ, DHMECN. Paratypes (n = 24): EPN, QCAZ, FHGO, DHMECN, CORBIDI, MEPN-H (Ecuador) |
| Diagnosis | Diagnosis: Atractus pachacamac can be distinguished from all congeners by unique combination of the following characters: (1) smooth dorsal scale rows 17/17/17; (2) postoculars two; (3) loreal moderately long; (4) temporal formula 1+2; (5) supralabials seven, third and fourth contacting eye; (6) infralabials usually eight, first four contacting chin-shields; (7) maxillary teeth seven; (8) gular scale rows three; (9) usually two preventrals; (10) ventrals 162–175 in females, 158–167 in males; (11) subcaudals 31–33 in females, 39–45 in males; (12) in preservative, dorsum sepia with saval brown bands; (13) in preservative, venter chamois anteriorly and sepia with chamois spots posteriorly; (14) long body in females (maximum 620 mm SVL) and moderately long in males (maximum 460 mm SVL); (15) tail size moderately long in females (12.1–13.6% of SVL) and long in males (17.5%–19.5% of SVL); and (16) hemipenes moderately bilobed (≤half the length of capitulum), semicapitate, and semicalyculate. Additional details (2979 characters) are available for collaborators and contributors. Please contact us for details. |
| Comment | Synonymy: the specimen listed as A. touzeti (ANF 2590 = MZUTI 5409) by Arteaga et al. (2017) belongs to A. pachacamac. |
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