228 PERCIBJ3. 



17. Ambassis ranga. 

 Chanda ranga, Buch. Ham. p. 113. pi. 10. f. 38. 

 Ambassis ranga, Cuv. t^- Val. ii. p. 183. 



The height of the body is 21 in the total length (caudal fin in- 

 cluded) ; the first spine of the second dorsal denticulated. 

 Mouth of the Ganges, 



18. Ambassis oblonga. 



Chanda nama, Buch. Ham. Fish. Gang. p. 109. pi. 39. f. 39. 



phiila, Buch. Ham. I. c. p. 111. 



Ambassis nama et phula, Cuv. <^- Val. ii. pp. 185, 186. 



oblonga, Cuv. 8f Val. ii. p. 185. 



Bogoda nama, pt., Bkeker, Nalez. Ichthyol. Fauna Beng. en Hindost. 

 p. 89. tab. 1. f. 2. 



The height of the body is one-fourth of the total length (caudal 

 fin included) ; the second spine of the fii'st dorsal is one-half of the 

 height of the body. Praeoperculum and praoorbital very slightly ser- 

 rated. Scales very small. 



Fresh waters of Bengal. 



a, h. Adult. India. Presented by G. K. Waterhouso, Esq. 

 19. Ambassis bogoda. 



Chanda bogoda, Buch. Ham. p. 111. 



Ambassis bogoda, Cuv. ^- Val. ii. p. 187. 



Bogoda nama, ^i.,Bleek. Nalez. Ichthyol. Fauna Beng, en Hindost. p. 89. 



The height of the body is not fuUy 2i in the total length (without 

 caudal fin) ; the second sprue of the first dorsal is 5|- in the same 

 length. Scales very small. 



Mouth of the Ganges. 



«, h. Half-grown. India. Presented by the East India Company, 



43. MICROICHTHYS. 



Microiclitbj's, Rujypell, Verz. der im 3Ius. Scnckenhg. aufgest. Satmnl. 

 Fische, p. 1. 



Seven branchiostegals. All the teeth viUiform, without canines ; 

 palatines ? * ; tongue ? Two separate dorsals ; anal fin with two 

 spines ; an acute ridge from the eye extending backwards over the 

 oijercles*. Scales large, deciduous ; ojjercles naked. Lateral line 

 commencing under the first rays of the second dorsal. 



Mcchterrancan. 



* Sir J. Eichardson {Ichthi/ol. p. 275) misunderstood a part of Riippell's de- 

 scription. Riippell SMjs, " Die Ziihne am Gaunien konnten niclit untersucht 

 werden," and " von dem Auge riickwarts iiber die sclmppenlosen Operkeln eine in 

 eine Spitze auslaufende Leiste." 



I 



