Arrhyton vittatum (GUNDLACH, 1861)
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Higher Taxa | Colubridae (Dipsadinae), Alsophiini, Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes) |
Subspecies | |
Common Names | E: Cuban Short-tailed Racerlet, Common Island Racer |
Synonym | Cryptodacus vittatus GUNDLACH in PETERS 1861: 1003 Arrhyton bivittatum COPE 1862: 82 Arrhyton vittatum — SCHMIDT 1920: 6 Arrhyton vittatum — SCHWARTZ & HENDERSON 1991: 591 Arrhyton vittatum — CROTHER 1999 Arrhyton vittatum — ZAHER et al. 2009 Arrhyton vittatum — WALLACH et al. 2014: 56 Arrhyton vittatum — DÍAZ et al. 2021 |
Distribution | Cuba, Isla de la Juventud Type locality: Cárdenas, Matanzas Province, Cuba. |
Reproduction | oviparous |
Types | Holotype: ZMB 4096. Holotype: USNM 5784 [Arrhyton bivattatum] |
Diagnosis | DESCRIPTION: Maximum SVL 207 mm; ventrals 107-123 in males, 108-122 in females; subcaudals 52-76 in males, 52-81 in females; ventrals + subcaudals 155-198 in males, 165-195 in females; dorsal scale rows at midbody 17; supralabials 7; infralabials 8; preoculars 1/1; postoculars 2/2; loreals 1/1; rostral not distinctly upturned; head neither conspicuously flattened nor broad; anal divided. Dorsal pattern a series of 3 dark brown longitudinal lines, the lateralmost lying on dorsal scale rows 3 and 4 (occasionally on 2 to 5), and much darker than median line; lined pattern of similar intensity in juveniles and adults; dorsal cephalic pattern a dark brown blotch, margins ill defined and not outlined distinctly with white; brown median dorsal line begins at posterior edge of cephalic cap and usually joins it; brown lorealline extends from naris through eye and temporals, thence along scale rows 3 and 4 (usually); ventral color white to pale pinkish; some brown stippling or suffusion on infralabials and chin in general (Schwartz & Henderson 1991: 591). |
Comment | For illustrations see Barbour and Ramsden, 1919; Grant, Smith, and Dalmau, 1959; Schwartz and Garrido, 1981. Distribution: see map in Díaz et al. 2021: Fig. 5. |
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