324 



36—37. Yg\, types of 

 ( '. coriscanvS. 



38. Yg. 



39. Skel. 



40. Hgr., type of 



C. ogowensis. 



41. Hgr. 



42. Yg. 



STLU1UD.E. 

 Corisco LI. 



Benito R. 



Kondo Kondo, Ogowe. 



Lambarene, Ogowe. 

 Ngomo, Ogowe. 



Miss Kingsley (C). 

 G. L. Bates, Esq. (C). 



Miss Kingsley (C). 



Dr. W. J. Ansorge (C). 

 Rev. E. Haug (G.) ; 

 Paris Museum (E.). 



6. CHRYSICHTHYS WALKERI. 



Clirysiclitliys macrops, part., Giinth. Ann. & Mag. N. H. (3) xx. 18G7, p. 112. 

 Chrysiclithys aurafus, part., Giinth. Proc. Zool. Soc. 1899, p. 718. 

 Clirysiclitliys walkeri, Giinth. t. c. p. 720, fig. 

 Clirysiclrthys persiniilis, Giinth. t. c. p. 727, pi. xliii. 

 Clirysiclitliys kingsleyce, Giinth. t. c. p. 728, pi. xlv. fig. A. 



Depth of body 4 to 5 times in total length, length of head 3 to 3J 

 times. Head moderately depressed, 1^ to 1| times as long as broad, 

 more or less rugose above ; occipital process narrow, in contact with 



Fig. 254. 



Clirysiclitliys walkeri. 

 Type of 0. persiniilis. ■£. 



interneural shield ; snout rounded, much broader than long, once (young) 

 to twice diameter of eye, which is 3£ to 5 times in length of head and at 

 least equals interorbital width ; width of mouth 2 to 2| times in length 



