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Amphisbaena caeca CUVIER, 1829

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Higher TaxaAmphisbaenidae, Amphisbaenia, Lacertoidea, Squamata (lizards)
Common NamesE: Common Puerto Rican Wormlizard, Blind Worm Lizard 
SynonymAmphisbaena caeca CUVIER 1829
Amphisbaena caeca — DUMÉRIL & BIBRON 1839: 492
Sarea caeca — GRAY 1865: 372
Amphisbaena caeca — FOWLER 1918
Amphisbaena caeca — GRANT 1932
Amphisbaena caeca — SCHWARTZ & HENDERSON 1991: 555
Amphisbaena caeca — GANS 2005: 12 
DistributionPuerto Rico, Isla Pineros, Isla Viques

Type locality: Martinique; corrected by Stejneger, 1904, to Puerto Rico.  
TypesLectotype: MNHN-RA 550 (fide Gans 2005); Brygoo (1990) recognized three syntypes, MNHN-RA 3116, MNHN-RA 3117 and MNHN-RA 3117A 
DiagnosisDESCRIPTION: Size large (SVL to 291 mm [male]); tail to 22 mm, cylindrical, ta-
pering, rounded terminally; caudal autotomy uncommon, mostly after fifth caudal annulus; body annuli 214-237, caudal annuli 13-18; dorsal segments 13-18/midbody annulus, ventral segments 14-20/midbody annulus; rows of post-genials 2-3 (strongly modally 2); 0-1 (strongly modally 1) rows of postmalar chin shields; 4-6 (mode 4) precloacal pores; nasal suture very short, one-fifth or less of prefrontal suture; 0-2 (mode 1) temporals. Dorsum pinkish brown, completely so on head and tail; on body, rectangular centers of segments much darker than margins, giving dark-spotted appearance; dorsum darker than venter; venter at times with whitish stripe from cloaca anteriorly to one-third or one-half body (Schwartz & Henderson 1991: 555). 
CommentIllustrations: Stejneger, 1904; Schmidt, 1928; Gans and Alexander, 1962; Rivero, 1978. 
  • Brygoo, E. R. 1990. Les types d'Amphisbaenidés, Pygopodidés, Xantusiidés (Reptiles, Sauriens) du Muséum national d'Histoire naturelle - Catalogue critique. Bull. Mus. Nat. Hist. Nat. 12 (ser. 4) A (3-4), suppl.: 3-18
  • Cuvier, G. J. L. N. F. D. 1829. Le Regne Animal Distribué, d'apres son Organisation, pur servir de base à l'Histoire naturelle des Animaux et d'introduction à l'Anatomie Comparé. Nouvelle Edition [second edition]. Vol. 2. Les Reptiles. Déterville, Paris, i-xvi, 1-406 - get paper here
  • Duméril, A. M. C. and G. Bibron. 1839. Erpétologie Générale on Histoire Naturelle Complète des Reptiles. Vol. 5. Roret/Fain et Thunot, Paris, 871 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
  • Fowler, H. W. 1918. Some amphibians and reptiles from Porto Rico and the Virgin Islands. Publ. Carnegie Inst. Washington, 252: 1-16.
  • Gans, C. 2005. CHECKLIST AND BIBLIOGRAPHY OF THE AMPHISBAENIA OF THE WORLD. Bull. Am. Mus. Nat. Hist. 289: 1-130 - get paper here
  • Gans, C., G.C. Huang & H.F. Clark 1967. The Diphyletism of the Amphisbaenia (Reptilia): A Re-Evaluation Based upon Chromosome Counts Copeia 1967 (2): 485-487. - 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
  • Grant, C. 1932. A redescription of Amphisbaena caeca with a discussion of its relationship to A. bakeri. J. Dept. Agric. Puerto Rico 16: 153-155
  • Gray,J.E. 1865. A revision of the genera and species of amphisbaenians with the descriptions of some new species now in the collection of the British Museum. Ann. Mag. Nat. Hist. (3) 16: 365-377 - get paper here
  • Rivero, J.A. 1978. Los anfibios y reptiles de Puerto Rico. M. Pareja Montana, 16, Barcelona, Espafia: x + 152 + 148pp.
  • Rosenberg, Herbert I. 1967. Hemipenial morphology of some Amphisbaenids (Amphisbaenia: Reptilia). Copeia 1967 (2): 349-361 - get paper here
  • Schmidt, K.P. 1928. Scientific Survey of Porto Rico and the Virgin Islands: Amphibians and land reptiles of Porto Rico, with a list of those reported from the Virgin Islands. New York Academy of Sciences 10 (1):160 pp.
  • Schwartz, A. & Henderson, R.W. 1991. Amphibians and Reptiles of the West Indies. University of Florida Press, Gainesville, 720 pp.
  • Stejneger, L. 1904. The herpetology of Porto Rico. Rept. United States Natl. Mus. 1902: 549-724.
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