new Cyprinoid Fishes from Mysore. 55 



pectoral spot. Sides in the green forms are bright yellow, 

 fading into paler yellow on the ventral surface. A dark 

 streak along the middle of the caudal fin and the outer 

 margin of the pectoral and anterior margin of the dorsal 

 fins, somewhat bronzed. 



Measurements * in hundredths of total length without 

 caudal fin : — 



mm. 



Total length, without caudal fin 85 



Depth of body 25 



Depth of caudal peduncle 12*9 



Length of head 22-3 



Depth of head 17-6 



Interorbital space 10"5 



Length of snout 9*4 



Diameter of orbit 4 - 6 



Distance from tip of snout to anterior end of 



dorsal fin 47"5 



Height of longest dersal ray 20 



Distance between tip of snout to root of pec- 

 toral fin 20 



Length of pectoral fin 20 



Distance from tip of snout to vent 705 



Distance from tip of snout to anterior end of 



ventral fin 5*9 



Distance from tip of snout to anterior root of 



anal fin 75-2 



Height of longest ventral fin-ray 17 - 6 



Height of longest anal fin-ray 17*2 



Length of caudal peduncle 15*2 



Length of longest caudal fin-ray 22"3 



Height of root of caudal fin 13 5 



Type-specimen. — Only six specimens were obtained in the 

 Hai'angi River (Madapur, Coorg), which is a very rapid 

 stream flowing over rocky beds. The type-specimen and 

 two syntypes have been forwarded to the British Museum 

 and two more to the Indian Museum. The remaining one 

 is kept in the Central College Museum, Bangalore. 



The several points of difference between jerdonia and 

 jerdonia brevimentalia may be summarised thus : — 



(1) Eyes. — As measured in examples in my own collection 

 and those from the river Bhavani (S. India) and from 

 Kangra Valley (Punjab) belonging to the Indian Museum, 

 they are in jerdonia 3§ to 4 in the length of the head and 

 one diameter from end of snout, and two diameters apart. 

 This is in accordance with Day al^o t- 



* References to terminology employed in the measurements: — 

 1895. Boulenger, Cat. Fish. Brit. Mus. (2nd ed.) vol. i. pp. xi-xii : 

 1901. Jordan, Proc. M. S. Nat. Mus. vol. xxiii. pp. 737-709. 



f Day, Fauna of Brit. India, Fish. vol. i. p. 248. 



