CEHCILIIDA : SIPHONOPS. 59 
Cecilia oxyura Dum. § Bib. E. Gen. viii. 280. 
Hab. Malabar. Museum, Paris. 
6. Ca@cILIA SQUALOSTOMA. 
Body cylindrical, deep olive, with confluent yellow spots, with 140. 
or 144 rings, the 12 hinder not completely surrounding the 
body. Muzzle prominent, with a slight protuberance rather 
below and behind the nostril. Eyes not distinct. 
Cecilia squalostoma Stutchbury, Linn. Trans. xvii. 362. - 
Hab. Africa, Gambia. Mus. Bristol Institution. 
2. SIPHONOPS. 
Head and body cylindrical, with broad rings. Muzzle short. 
Maxillary and palatine teeth strong, pointed, slightly curved. 
Tongue broad, entire, with vermiform pits. Hyes seen through 
the skin. A pit or false nostril on the lip, in the middle between 
the nostrils and the eye. 
_ Anat. Duvernoy, Régne Anim. Croch.t. 36., Rev. Zool. 1849, 186. 
Siphonops Wagler, Syst. 198. (1828) ; Tschudi, Batr. 55. 90. ; Fitz. 
S. R.34.; Dum. et Bib. Erp. Gen. vii. 282. 
Cecilia sp. Mikan, Cuvier. 
1. SIPHONOPS INTERRUPTA. 
Body with 86 or 90 equally distanced, nearly regular rings. 
Muzzle broad, rounded. ‘Tail rounded. | 
Siphonops annulatus Wagler, Syst.198.; Dum. et Bib. Erp. Gen. 
viii. 282. 
Cecilia annulata Mikan, Delect. Braz. t.11.; Spiz, Braz. t. 26. 
ae 
C. interrupta Cuv. R. A. ii. 100. 
a. In spirits. Brazils. Presented by Lord Stuart. 
b. In spirits. Brazils. From the Leyden Museum. 
2. SIPHONOPS MEXICANA. 
Rings on the front half of the body regular, equidistant; of the 
hinder half twice as close as the upper ones, only encircling the 
_ dorsal half of the body. Muzzle slightly narrowed. Tail 
rounded. Back slate-coloured, beneath white ; vent with a white 
ring. | 
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