1904.] 



OSTEOLOGY OF CLUPEOID FISHES. 



483 



vacuity is occupied by the upper longitudinal trunk -muscle, and 

 contains nothing else. 



Text-fig. 140. 



prf- 



me 



i\_- 



pof- 



A 



-f 



'\,.- p 



Cranium of Channs sctlnwneux. — A, dorsal view ; B, left side ; C, back view. 

 For oxplaiiation of letterina; see p. 493. 



Owing to the considerable extent to which the epiotic bones 

 project posteriorly, and to the hollowness of the posterior surface 



31* 



