120 
GONOKHYNCHIM. 
sevenths of the total (without caudal). Head rather low, with the upper profile some- 
what concave. The width of the interorbital space is much more than the diameter of 
the eye, which equals the length of the snout and is one-fourth of that of the head. 
Mouth anterior, oblique, of moderate width, the maxillary extending to the vertical 
from the front margin of the orbit; lower jaw projecting beyond the upper. Caudal 
fin deeply forked. Each series of scales along the side of the body with an obtuse 
ridge ; lateral line much nearer to the ventral than to the dorsal profile. Coloration 
uniform, silvery. Pharyngeal teeth slender, uncinate, in a triple series. — Length 
2f inches. 
River Rovuma, east coast of Africa. 
Family CLUPESOCID^. 
CHIROCENTRU S, Guv. 
409. Chirocentrus dorab, Forsk. [372.] 
Clupea dorab, Forsk. 72. no. 108. 
Russell , pi. 199. 
Chirocentrus dorab, Cuv. Regne Anirn.; Riipp. N. W. Fische, p. 81; Cm. Val. xix. p. 150, pi. 565 ; 
Cant. Mai. Fish. p. 2 77. 
Zanzibar. Bed Sea. From the east coast of Africa, through Indian Ocean , to Polynesia. 
BUTIRINUS, Comm. 
410. Butirinus glossodontus. [239.] 
Argentina glossodonta, Forsk. no. 99. 
Butyrinus glossodontus, Rupp. N. W. Fische, p. 80, t. 20. f. 3. 
Albula bananus, Lacep. v. p. 46; Cuv. fy Val. xix. p. 345. 
Zanzibar. Bed Sea. 
Family GONORHYNCHIDiE. 
LUTODEIRA, Van Hass. 
411. Lutodeira chanos. [398.] 
Mugil chanos, Forsk. p. 74. no. 110. 
salmoneus, J. B. Foster, Misc. iv. 14. 
Chanos arabicus, Lacep. v. p. 395; Cuv. Sf Val. xix. p. 187. 
Russell, pi. 207. 
Lutodeira chanos, Riipp. Atl. Fische, p. 18, t. 5. f. 1. 
