46 COHIID.E.— OSPIIE03IEXID.E. 



C. LENTIPES. 



Sicyogasler (non Tlarncv.), Gill, Proc. Ac. Pliihul. 18G0, p. 102. 

 Lentipes, Giinih. C;it. Fish. iii. p. 9G (18G1); Ogilvie-Giunt, Proc. Zool. .Soc. 

 1884, p. 170. 



Closely allied to the preceding, but with a series of fixed teeth in tlie 

 jaws, movable teeth absent or present on the lower jaw only, and body 

 naked or with the posterior part covered with cycloid scales. 



Rivers of San Thome and the Sandwich Islands. 



1. LENTIPES BUSTAMANT.ET. 



SiryiViinn hiistainauli'i, GreeflF, Sitzb. Ges. N:it. ]\I;irl)iu'g-, 1881^, p. 50 {iioim'ii 

 nudiiiii). 



Body feebly compressed, its de])th 7 to 8 times in total length ; length 

 of head 5^ to Oh times in total length. Head .ij times as long as 

 broad ; snout shorter than the eye, wiiich is 3 to 3^ times in length of 

 head and exceeds interorbital width; mouth small, inferior. Dorsals VI, 

 110, widely separated from each other. Anal IS. Caudal rounded. 

 Body nearly entirely naked. Uniform yellowish. 



Total length 25 millim. 



San Thome, Gulf of Guinea. 



l-l'O. Types. Pio do Ouro. l>r. J. A. Ili'uri.pics; (P.)' 



Fam. 12. OSPHROMENID.E. 



A superbranchial respiratory organ, situated in a cavity above the 

 gills. Mouth protractile, tlic maxillaries excluded from the oral 

 border ; palate toothed. Suborbitals with more or less developed 

 internal laminae, supporting the eye ; lower pharyngeal bones separate ; 

 oill-membrane grown to isthmus ; 4 to 6 branchiostegal rays. Two 

 nostrils on each side. Spinorrs dorsal more or less developed. \'entral 

 tin near the pectoral, with a spine and four or five soft rays, or redirced 

 to a single filamentous ray. Priecaudal vertebrae with transverse 

 processes, at tlie back of whicli tlie ribs are inserted. Air-bladder 

 simple or bifid and prolonged into the caudal region. 



South-eastern Asia. One genus in Africa. 



