1904.] 



OSTEOLOGY OF CLUPEOID FISHES. 



455 



The posterior wings, on the right and left sides of the posterior 

 opening of the eye-muscle canal, are thin and delicate. They 

 become separate from one another beneath the middle part of the 

 pro-otic (they separate in front of the pro-otic in Glupea harengus), 



Text-fio-. 122. 



m&._^ 



pro 



Cranium of Clupea finta. A, dorsal view ; B, left side ; C, back view. 

 For explanation of lettering see p. 493. 



and extend a considerable distance behind the occiput. There 

 are no teeth on the pai-asphenoid nor on the vomer in Clupea 

 finta, but vomerine teeth are present in Clupea harengids and 



