1 ANGUILLIDJE. 



or beyond ; lower jaw projecting. Distance from end of snout to gill- 

 opening 3 to 3J times in distance from end of snout to vent. Tail longer 

 than body. Origin of dorsal above or slightly in advance of vent. 

 Pectoral 1\ to 4 times in distance from end of snout. Olive or dark 

 green above, yellowish or white beneath. Vertebrae 105-109. 



Total length over 1 metre. 



Indian and South Pacific Oceans ; entering rivers of East Africa 

 and Natal. 



1. Hgr. Zanzibar. Sir L. Playfair (P.). 



2. Ad., slffd., type of Seychelles. „ 



A . amhlodon. 



3. Ad. „ Prof. E. P. Wright (P.). 



4. Ad. Praslin, Seychelles. Prof. J. Stanley Gardiner (P.). 



5. Skel. „ „ 



6-8. Ad. Rodriguez. G. Gulliver, Esq. (P.). 



9. Hgr. L. Usilonde, Zululand. Dr. E. Warren (P.). 



2. SPHAGEBRANCHUS. 

 Bloch, Schneid. Syst. Ichth. p. 535 (1801). 

 Sphagebranchus, part., Kaup, Cat. Apod. Fish. p. 24 (185G). 

 Ophichthys, part., Giinth. Cat. Fish. viii. p. 54 (1870). 



Body much elongate, serpentiform, scaleless. Pectoral fins absent ; 

 dorsal and anal fins very feebly developed ; the pointed extremity of 

 the tail free. Mouth large, without lips ; jaws and palate with small 

 pointed teeth ; nostrils tubular, both on the upper lip. Gill-openings 

 on the ventral side, separated by a narrow isthmus. 



Atlantic and Indian Oceans. One species from the rivers of West 

 Africa. 



1. SPHAGEBRANCHUS CBPHALOPELTIS. 



Bleek. Nat. Verh. Vet. Haarlem, (2) xviii. 1863, no. 2, p. 128. 

 Ophichthys (Sphagebranchus) buettikoferi, Steind. Notes Leyd. Mus. xvi. 1S94, 

 p. 88, pi. iv. fig. 2 ; Pellegr. Bull. Soc. Philom. (10) i. 1909, p. 50. 



Body extremely slender, cylindrical, its diameter 65 to 85 times in 

 total length. Tail longer than body. Distance between end of snout 

 and gill-openings 6 to 8 times in distance from end of snout to vent. 

 Head very small, snout acutely pointed, projecting very strongly beyond 

 lower jaw, the anterior teeth of the upper jaw remaining uncovered; 



