372 



TELEOSTEI 



the pseudobranch is absent ; the mesocoracoid arch and the closed 

 ovarian sac are preserved. 



iijrttii 



t ~ ~ "'C.-Z 

 :- =. ~ Z 



15 III ill 



ll^p 



= 2 "8 . - - I 



IllPill 



^ ^ j5 >. s" "' ~ 3 



.irSi 





From all other fish this sub-order is distinguished by the pos- 

 session of a most remarkable apparatus, connecting the ear with 



