CLUPEIDjE. 385 



P. 13. A. 92. C. 19. L. 1. 64. L. tr. 12. 



Length of head 6^ to 7, height of body 4| to 4| in the total 

 length. Eyes diameter 3 to 3| in length of head. The end of 

 lower jaw forms a portion of the dorsal profile, which is concave 

 above the orbit, whilst the anterior portion of the abdominal pro- 

 file is very convex. Fins upper pectoral ray enlarged ; caudal 

 deeply forked, the lower lobe the longer. Scales bom. 31 to 38 



Fig. 119. Baconda russelliana. 



weak scutes along the abdominal edge. PseudobranchiaB well 

 developed. Colour a narrow dark bluish band along the back, 

 succeeded by a light bronze line, which is divided by a lighter and 

 wider band from a broad silvery one passing from the head to the 

 caudal fin. A deep brown or black spot on the shoulder. The 

 young are purple with a silvery band along the side. 



Hob. Bay of Bengal to the Malay Archipelago. The young are 

 common in the Sundarbans. 



Second group. CHATOESSLNA. 



6. Genus CHATOESSUS, Cuvier & Valenciennes. 



Syn. Dorosoma, Rafinesque ; Gonostoma, v. Hasselt ; Anodontostoma, 

 Bleeker. 



Branchiostegals from four to six (six in Indian species). Body 

 oval, short, deep, and moderately compressed ; with a sharp, ser- 

 rated abdominal edge. Snout overhanging a rather narrow trans- 

 verse mouth. Teeth absent from jaws. Anal fin commencinp- 

 behind the dorsal ; caudal forked. Air-bladder large, rounded 

 anteriorly, pointed posteriorly. Ca3cal pylori numerous. Pseudo- 

 branchia3 well developed. 



Geographical Distribution. Coasts and rivers of India, Burma, 

 Malayasia, and North and Central America. 



Synopsis of Indian Species. 



A. Last dorsal ray not prolonged. 



L. 1. 40-42, L. tr. 13-14 1. C. chacimda, p. 386. 



L. 1. 47, L. tr. 17 2. C. modesty p. 386. 



L. 1. 58-03, L. tr. 22-24 3. C. manmitwa, p. 386. 



B. Last dorsal ray prolonged 4. C. nasus, p. 387. 



2c 



