Borikenophis prymnus (SCHWARTZ, 1966)
Can you confirm these amateur observations of Borikenophis prymnus?
Borikenophis prymnus
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| Higher Taxa | Colubridae (Dipsadinae), Alsophiini, Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes) |
| Subspecies | |
| Common Names | E: Puerto Rican Racer |
| Synonym | Alsophis portoricensis prymnus SCHWARTZ 1966 Alsophis portoricensis prymnus — SCHWARTZ & HENDERSON 1988 Alsophis portoricensis — SCHWARTZ & HENDERSON 1991: 574 Borikenophis portoricensis prymnus — HEDGES et al. 2009 Borikenophis prymnus — GRAZZIOTIN et al. 2012 Borikenophis prymnus — ZAHER et al. 2019 |
| Distribution | S Puerto Rico (Caja de Muertos; Platillo) Type locality: Isla Caja de Muertos, off the south coast of Puerto Rico |
| Reproduction | oviparous |
| Types | Holotype: MCZ 77226 |
| Diagnosis | Diagnosis: A subspecies of A. portoricensis characterized by moderate size (males to 555 mm, females to 580 mm snout-vent length), dorsum tan to light brown; dorsal scales with dark edging much reduced to almost absent (Fig. 4); ventrals without conspicuous dark edges but usually with longitudinal dashes at the region of the ventral angle and occasionally with some general tan stippling; top of head variegated; supra- and infralabials, chin, throat and even first eight ventrals with heavy and conspicuous discrete markings (Fig. 53); ventrals averaging higher than p. portoricensis, 172.8 in males and 177.8 in females; subcaudals 122 to 129 in males, 106 to 132 in females; dorsal scales most often 17-17-14. (Schwartz 1966) Additional details (1973 characters) are available for collaborators and contributors. Please contact us for details. |
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