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Alsophis antiguae PARKER, 1933

IUCN Red List - Alsophis antiguae - Critically Endangered, CR

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Higher TaxaColubridae (Dipsadinae), Alsophiini, Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes)
Subspecies 
Common NamesE: Antiguan racer 
SynonymAlsophis leucomelas antiguae PARKER 1933: 158
Alsophis antiguae — PARKER 1936
Alsophis antillensis antiguae — LAZELL 1968
Alsophis antiguae sajdaki HENDERSON 1990
Alsophis antiguae — SCHWARTZ & HENDERSON 1991: 565
Alsophis sajdaki — HEDGES et al. 2009
Alsophis sajdaki — WALLACH et al. 2014: 25
Alsophis antiguae — WALLACH et al. 2014: 24 
DistributionCaribbean: Antigua, Barbuda, Great Bird Island

Type locality: Antigua

sajdaki: Type locality: Great Bird Island  
Reproductionoviparous 
TypesSyntypes: BMNH 1946.1.4.46-.47
Holotype: KU 211059 [sajdaki] 
DiagnosisAdditional details, e.g. a detailed description or comparisons (1264 characters), are available for collaborators and contributors. Please contact us for details. 
CommentIllustrations: Lazell, 1967; Henderson, 1990.

Conservation: possibly extinct on Antigua but extant on smaller nearby islands, especially since sajdaki has been synonymized back into antiguae.

Synonymy: Alsophis antiguae sajdaki HENDERSON, 1990 has been elevated to full species status but later again synonymized (e.g. Daltry 2011).

NCBI taxonID: 643605 [sajdaki]

Abundance: Rare. This is one of the species called 'lost' and 'rediscovered' by Lindken et al. 2024. 
EtymologyNamed after the type locality, Antigua island. 
References
  • Beolens, Bo; Michael Watkins, and Michael Grayson 2011. The Eponym Dictionary of Reptiles. Johns Hopkins University Press, Baltimore, USA - get paper here
  • Daltry, Jennifer C. 2007. An introduction to the herpetofauna of Antigua, Barbuda and Redonda, with some conservation recommendations. Applied Herpetology 4 (2): 97-130. - get paper here
  • Hedges, S. Blair; Arnaud Couloux; Vidal, Nicolas 2009. Molecular phylogeny, classification, and biogeography of West Indian racer snakes of the Tribe Alsophiini (Squamata, Dipsadidae, Xenodontinae). Zootaxa 2067: 1-28 - get paper here
  • Henderson R W. Powell R. Daltry J C. Day M L. 1996. Alsophis antiguae. Catalogue of American Amphibians and Reptiles (632): 1-3. - get paper here
  • Henderson, R.W. 1990. A new subspecies of Alsophis antiguae (Parker) from Great Bird Island (Antigua), Lesser Antilles. Carib. J. Sci. 25 (3-4): 119-22 [1989]
  • Lazell, J.D., Jr. 1967. Wiederentdeckung von zwei angeblich ausgestorbenen Schlangenarten der westindischen Inseln. Salamandra 3: 91-97 - get paper here
  • Lindken T.; Anderson, C. V., Ariano-Sánchez, D., Barki, G., Biggs, C., Bowles, P., Chaitanya, R., Cronin, D. T., Jähnig, S. C., Jeschke, J. M., Kennerley, R. J., Lacher, T. E. Jr., Luedtke, J. A., Liu, C., Long, B., Mallon, D., Martin, G. M., Meiri, 2024. What factors influence the rediscovery of lost tetrapod species? Global Change Biology, 30: 1-18 - get paper here
  • Malhotra, A. & Thorpe, R.S. 1999. Reptiles & Amphibians of the Eastern Caribbean. MacMillan, London & Oxford
  • O’Shea, M. 2018. The Book of Snakes. Ivy Press / Quarto Publishing, London, - get paper here
  • Parker, H. W. 1933. Some amphibians and reptiles from the Lesser Antilles. Ann. Mag. Nat. Hist. (10) 11:151-158. - get paper here
  • Parker, H. W. 1936. Some extinct snakes of the West Indies. Ann. Mag. Nat. Hist. 10 (18): 227-233 - get paper here
  • Schwartz, A. & Henderson, R.W. 1991. Amphibians and Reptiles of the West Indies. University of Florida Press, Gainesville, 720 pp.
  • Thorpe, R.S. 2022. Reptiles of the Lesser Antilles. Chimaira, Frankfurt, 608 pp. - get paper here
  • Wallach, Van; Kenneth L. Williams , Jeff Boundy 2014. Snakes of the World: A Catalogue of Living and Extinct Species. [type catalogue] Taylor and Francis, CRC Press, 1237 pp.
 
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