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Amphisbaena innocens WEINLAND, 1862

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Higher TaxaAmphisbaenidae, Amphisbaenia, Lacertoidea, Squamata (lizards)
Common NamesE: Tiburon Wormlizard, Innocent Worm Lizard 
SynonymAmphisbaena innocens WEINLAND 1862: 137
Amphisbaena innocens — SCHWARTZ & HENDERSON 1991: 560
Amphisbaena innocens — THOMAS & HEDGES 2006 
DistributionHispaniola (Haiti, W Dominican Republic)

Type locality: Jérémie, Département de la Grand'Anse, Haiti.  
TypesLectotype: MCZ 3624. 
DiagnosisDESCRIPTION: Size large (SVL to 262 mm); tail to 18 mm, conical, rounded terminally; no caudal autotomy; body annuli 186-219, caudal annuli 10-15; dorsal segments 14-17/midbody annulus, ventral segments 18-22/midbody annulus; 3 rows o f postgenials; no postmalar chin shields; 4-6 (strongly modally 4) precloacal pores; nasal suture rather long but less than one-half length of prefrontal suture; 1 temporal. Dorsum (as preserved) shades of brown, at times with dark violet head and tail, grading to chocolate brown on body; color solid on head and tail, on body rectangular centers of each segment much darker than margins, giving the impression of dark spots; color darker dorsally than ventrally but no white segments (Schwartz & Henderson 1991: 560). 
CommentIllustrations: Cochran, 1941; Gans and Alexander, 1962.

Subspecies: Amphisbaena innocens caudalis has been elevated to full species status.

Specimens previously assigned to A. innocens have been redescribed as A. cayemite and A. leali. 
  • Cochran, D.M. 1941. The herpetology of Hispaniola. Bull. US Natl. Mus. 177: vii + 398 pp. - get paper here
  • Falcione, Camila and Alejandra Hernando 2010. A new karyotypic formula for the genus Amphisbaena (Squamata: Amphisbaenidae). Phyllomedusa 9 (1): 75-80 - get paper here
  • Gans, Carl & Alexander, A. Allen 1962. Studies on amphisbaenids (Amphisbaenia, Reptilia). 2. On the amphisbaenids of the Antilles. Bull. Mus. Comp. Zool. Harvard 128 (3): 65-158 - get paper here
  • Rosenberg, Herbert I. 1967. Hemipenial morphology of some Amphisbaenids (Amphisbaenia: Reptilia). Copeia 1967 (2): 349-361 - get paper here
  • Schwartz, A. & Henderson, R.W. 1991. Amphibians and Reptiles of the West Indies. University of Florida Press, Gainesville, 720 pp.
  • Thomas, R. & Hedges, S.B. 2006. Two New Species of Amphisbaena (Reptilia: Squamata: Amphisbaenidae) from the Tiburon Peninsula of Haiti. Carib. J. Sci. 42 (2): 208-219 - get paper here
  • Weinland, D. F 1863. Beschreibung und Abbildung von drei neuen Sauriern. (Embryopus Habichii und Amphisbaena innocens von Haiti, und Brachymeles Leuckarti von Neuholland.). Abh. senckenb. naturf. Ges. (Frankfurt) 4: 131-143 [1862] - get paper here
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