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Chilabothrus exsul (NETTING & GOIN, 1944)

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Higher TaxaBoidae (Boinae), Henophidia, Alethinophidia, Serpentes, Squamata (snakes)
Common NamesE: Abaco Islands Boa, Abaco Island Boa
G: Abaco-Insel-Schlankboa 
SynonymEpicrates exsul NETTING & GOIN 1944: 71
Epicrates exsul — SCHWARTZ & HENDERSON 1991: 604
Epicrates exsul — MCDIARMID, CAMPBELL & TOURÉ 1999: 197
Chilabothrus exsul — REYNOLDS et al. 2013
Chilabothrus exsul — WALLACH et al. 2014: 273
Chilabothrus exsul — REYNOLDS & HENDERSON 2018: 10 
DistributionBahamas (Abaco Islands)

Type locality: Near Blackrock on the east coast of Great Abaco Island, Bahama Islands.  
TypesHolotype: CM 21408, adult male 
DiagnosisDESCRIPTION: Maximum SVL 810 mm; dorsal scale rows on neck 28-33, at midbody 35-40; ventrals 243-251 in males, 236-246 in females; subcaudals 72-75 in males, 69-72 in females; ventrals + subcaudals 316-326 in males, 305-317 in females; head scale formula usually 5-2-4; body laterally compressed. Color in life some shade of brown to tan with 41-57 subcircular to ovate middorsal blotches on body and 13-16 irregularly shaped blotches on tail; most specimens with irregular series of small, dark brown ventrolateral spots; head unpatterned dorsally; throat and venter paler than dorsum, immaculate (Schwartz & Henderson 1991: 604). 
CommentFor illustrations see Schwartz and Henderson, 1985; Mehrtens, 1987; Tolson, 1987.

Habitat: partly arboreal (Harrington et al. 2018). 
  • Akeret, B. 2008. Gefahrenpotenzial Riesenschlangen. Reptilia (Münster) 13 (72): 4-12 - get paper here
  • Harrington, Sean M; Jordyn M de Haan, Lindsey Shapiro, Sara Ruane 2018. Habits and characteristics of arboreal snakes worldwide: arboreality constrains body size but does not affect lineage diversification. Biological Journal of the Linnean Society 125 (1): 61–71 - get paper here
  • McDiarmid, R.W.; Campbell, J.A. & Touré,T.A. 1999. Snake species of the world. Vol. 1. [type catalogue] Herpetologists’ League, 511 pp.
  • Mehrtens, J.M. 1987. Living snakes of the world in color. Sterling Publ. Co., hic., New York, NY: 480 pp.
  • Netting, M. G. and C. J. Goin. 1944. Another new boa of the genus Epicrates from the Bahamas. Annals of the Carnegie Museum 30: 71-76.
  • Reynolds, R. Graham and Robert W. Henderson 2018. Boas of the World (Superfamily Booidae): A Checklist With Systematic, Taxonomic, and Conservation Assessments. Bulletin of the Museum of Comparative Zoology Sep 2018, Vol. 162, No. 1: 1-58. - get paper here
  • Reynolds, R. Graham; Alberto R. Puente-Rolón, Anthony J. Geneva, Kevin J. Aviles-Rodriguez, and Nicholas C. Herrmann 2016. Discovery of a Remarkable New Boa from the Conception Island Bank, Bahamas. Breviora 549 (1): 1-19 - get paper here
  • Reynolds, R.G.; Matthew L. Niemiller; S. Blair Hedges; Alex Dornburg; Alberto R. Puente-Rolón; Liam J. Revell 2013. Molecular phylogeny and historical biogeography of West Indian boid snakes (Chilabothrus). Molecular Phylogenetics and Evolution - get paper here
  • Schwartz, A. & Henderson, R.W. 1988. West Indian Amphibian and Reptiles: A Checklist. Milwaukee Publ. Mus. Contr. Biol. Geol. No. 74: 264 pp. - get paper here
  • Schwartz, A. & Henderson, R.W. 1991. Amphibians and Reptiles of the West Indies. University of Florida Press, Gainesville, 720 pp.
  • Schwartz, A. and Henderson, R.W. 1985. A guide to the identification of the amphibians and reptiles of the West Indies exclusive of Hispaniola. Milwaukee Public Mus., 165 pp.
  • Tolson, P.J. 1987. Phylogenetics of the boid snake genus Epicrates and Caribbean vicariance theory. Occ. Pap. Mus. Zool. Univ. Michigan (715): 1-68. - 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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