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INDIAN FRESH-WATER FISHES. 
GENUS HEMIPIMELODUS. 
Char. No nasal barbels, anterior and posterior 
nostrils close together. Head osseous above. Eyes 
below the skin. 
Barbels six. 
1. Hemipimelodus peronii. 
Hab. India. 
Char. Anal rays 16. Head covered with soft skin. 
Dorsal and pectoral spines strong, obscurely ser- 
rated. 
Adipose fin as long as the anal. 
2. Hemipimelodus viridescens. 
Hab. N.W. Provinces. Small species. 
Char. Anal rays 11 to 13. 
Back reddish brown crossed by three green bars. 
Sides silvery. Dorsal and caudal fins spotted. 
Dorsal spine not serrated. Pectoral serrated. 
GENUS OSTEOGENIOSUS. 
Char. Anterior and posterior nostrils close 
together. 
Barbels, one pair only ; maxillary, stiff and bony. 
1. Osteogeniosus militaris. 
Hab. Kiver Ganges. 
Char. Anal rays 20 to 23. The barbels extend 
beyond the end of the head when laid backwards. 
