Pseudalsophis occidentalis (VAN DENBURGH, 1912)
Can you confirm these amateur observations of Pseudalsophis occidentalis?
Pseudalsophis occidentalis
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| Higher Taxa | Colubridae (Dipsadinae), Alsophiini, Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes) |
| Subspecies | |
| Common Names | |
| Synonym | Dromicus occidentalis VAN DENBURGH 1912: 347 Dromicus occidentalis helleri VAN DENBURGH 1912: 349 Dromicus dorsalis occidentalis — MERTENS 1960: 139 Dromicus dorsalis helleri — MERTENS 1960: 138 Alsophis biserialis occidentalis — THOMAS 1997: 36 Alsophis dorsalis occidentalis — SWASH & STILL 2000 Alsophis dorsalis helleri — SWASH & STILL 2000 Pseudalsophis occidentalis — ZAHER et al. 2009 Pseudalsophis occidentalis — WALLACH et al. 2014: 595 |
| Distribution | Ecuador (Galapagos Islands: Fernandina, Isabela, Tortuga) Type locality: “Narborough Island, Galapagos Archipelago” [= Fernandina Island, Galapagos Islands, Ecuador]. |
| Reproduction | |
| Types | Holotype: CAS 11488 (occidentalis) Holotype: CAS 10280 [helleri] |
| Diagnosis | Diagnosis [helleri]: Scale-pits present, scales in 19 rows; gastrosteges more than 236; postoculars two; temporals 1+2 or 2+2, spotted, no longitudinal light stripes; no series of definite rounded blackish spots on lateral scales of first and second rows; light nuchal markings much less prominent, and dark spots on tips of gastrosteges absent or less distinct than in the Narborough form [from VAN DENBURGH 1912]. Unfortunately we had to temporarily remove additional information as this was scraped by multiple AI companies who sell that data to their customers. These details, e.g. detailed descriptions or comparisons (about 297 characters) are available for collaborators and contributors. Please contact us for details. |
| Comment | Synonymy: after Wallach et al. 2014. |
| Etymology | The specific name occidentalis (Latin) refers to the western distribution of this species. |
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