Sahyadriophis beddomei (GÜNTHER, 1864)
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Higher Taxa | Colubridae (Natricinae), Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes) |
Subspecies | |
Common Names | E: Nilgiri Keelback, Beddome’s Keelback, Beddome’s grass snake |
Synonym | Tropidonotus beddomii GÜNTHER 1864: 269 (nom. nov. pro Spilotes vittatus) Spilotes vittatus BEDDOME 1863: 308 Tropidonotus beddomei — BOULENGER 1890: 344 Tropidonotus beddomi — WALL 1919: 560 Rhabdophis beddomei — WALL 1923: 605 (in part) Natrix beddomei — SMITH 1943: 306 Natrix stolata beddomii — CONSTABLE 1949: 139 Natrix beddomei — SHARMA 1976 Amphiesma beddomei — DAS 1996: 53 Amphiesma beddomei — MURTHY 2010 Hebius beddomei — GUO et al. 2014 Amphiesma beddomii — WALLACH et al. 2014: 28 Sahyadriophis beddomei — PATEL et al. 2023 Sahyadriophis beddomii — GANESH et al. 2025 |
Distribution | India (Maharashtra, Western Ghats, Kerala, Tamil Nadu) Type locality: “Nilgherries, India” via lectotype designation. |
Reproduction | oviparous |
Types | Lectotype: BMNH 1946.1.15.32 (fide Patel et al. 2023) Other specimens: TNHM (Kerala), see Ganesh et al. 2025. |
Diagnosis | Diagnosis. A medium-sized natricid ranging from SVL 177 to 495 with 19 keeled dorsal scales at mid-body; eight supralabials (rarely seven or nine); ventrals 140–145 ♂, 143–152 ♀ and subcaudals 71–76 ♂, 62–68 ♀; maxilla with 18 teeth, 12 pterygoid and 20–22 palatine teeth; pterygoid-palatine oriented nearly parallel to the head and does not converge or diverge posteriorly; TaL/TL 0.22–0.26 ♂. Additional morphological characteristics of the species are provided in Table 3 in Patel et al. 2023. 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 74 characters) are available for collaborators and contributors. Please contact us for details. |
Comment | Nomenclature: The name Spilotes vittatus is preoccupied by Tropidonotus vittatus - BOIE 1827 = Xenochrophis vittata (L.). The original description is available online (see link below). |
Etymology | Named after Richard Henry Beddome, 1830–1911, British army officer and botanist. |
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