Helicops pastazae Shreve, 1934

Schoeneberg, Yannis & Koehler, Gunther, 2022, Distribution and identification of the species in the genus Helicops Wagler, 1830 (Serpentes, Colubridae, Xenodontinae), Biodiversity Data Journal 10, pp. 69234-69234 : 69234

Helicops pastazae Shreve, 1934

Materials

Type status: Other material. Occurrence: catalogNumber: ZSM 519/2003 ; recordedBy: J. Foerster leg.; individualCount: 1; sex: female; Taxon: scientificName: Helicops pastazae Shreve , 1934; Location : country: Ecuador; stateProvince: Napo; locality: Virgilio Davila (Borja), Quijos ; Event : year: <1952; Record Level : institutionID: ZSM

Diagnosis

Helicops pastazae can be distinguished from all other congeners, except H. hagmanni and H. yacu by the combination of having subcaudal keels and intergenials present. From H. hagmanni , it differs in having 72-117 subcaudal scales (versus 50-59 in H. hagmanni ). From H. yacu , it differs in having a semi-divided nasal scale (entire in H. yacu ); (for information on references, see Suppl. material 3).

Distribution

Helicops pastazae is found in the northern part of Ecuador and the eastern part of Venezuela. There are no reports from Colombia (Fig. 2 f).