24 
rals and ventrals moderate, each with an axillary scale. Caudal 
forked. Gillmembranes separate, free from isthmus. Branchi- 
ostegals 5—6. Gillrakers very numerous slender, short. Pseudo- 
branchiae large. 
Mud-eating fishes of the coasts and estuaries. 
1. Dorosoma Rafinesque. 
(Ichthyol. Oh. 1820, p. 34). 
(Chatoessus C. V.). 
For characters of the single genus see those of the family. 
Synopsis of the species. 
A, Linea lat. 46—50; Linea tr. 18—1g. Last dorsal ray 
produced, filiform, about 140 gillrakers.......... D. nasus p. 24. 
B. Linea lat. 40; Linea tr. 13—14. No dorsal ray produced, 
about sso. callralcens.ye of rtemages (cues ele eyo peter ae D. chacunda p. 25. 
Remark. J. Karoli (Termes. fiizetek V, 1882, p. 37) records 
D. chanpole (H. B.) from Singapore and Java (Palabuan), but 
this species is only known from Bengal. 
Jordan and Seale (Bull. Bur. Fish. XXV. 1906, p. 187) cite 
as a locality for Dorosoma breviceps (Peters), from New-Hanover, 
also Ambon, but we cannot find any authority for this statement. 
1. Dorosoma nasus (Bl.). 
Clupea nasus Bloch, Ausl. Fische IX. 1795, p. 116. 
Chatoessus nasus Cuvier & Valenciennes, Hist. Nat. Poissons XXI. 1848, p. 104. 
Chatoessus masus Bleeker, Verh. Bat. Gen. XXIV. 1852, Haring. p. 50. 
Chatoessus selangkat Kner, Novara Exp. Fische, 1865—1867, p. 337. (nec Blkr). 
Chatoessus nasus Giinther, Cat. Brit. Mus. VII. 1868, p. 407. 
Dorosoma nasus Bleeker, Atl. Ichth. VI, 1866—1872, p. 142. 
Chatoessus nasus Day, Fishes of India 4°. 1878—1888, p. 634. 
Konosirus thrissa Jordan & Seale, Proc. Davenp. Ac. Sci. X. 1905, p. 2. (not 
Clupea thrissa 1.) 
Konosirus nasus Jordan & Herre, Proc. U. S. Nat. Mus. XXXI. 1906, p. 625. 
B. 5—-6; D. 15—17; A. 20—22; P. 15; V.8; L.1. 46—50; 
L. tr. 18—19. 
Oblong, compressed. Height 2—2'/,, head 31/,—4, eye 3—3!/,, 
anterior and posterior border of pupil covered by the palpe- 
bral membrane. Snout prominent, very obtuse, much shorter 
than eye. Maxillary reaching below the anterior part of the 
eye. Dorsal nearer to base of caudal than to snout, its origin 
