378 



TELEOSTEI 



epo 



Fio. 364. 



A, dorsal view, and B, left-side view of the skull and pectoral girdle of Silunts glanis, L. 

 (After Juge, slightly altered.) art, articular ; 6, barbel ; br, brancliiostegal ; cl, oleithrum ; d, 

 dentary ; epo, epiotic ; cth, mesethmoid ; fr, frontal ; Jim, liyomandibular ; iofi, interopercular ; 

 mx, maxilla ; na, nasal ; op, opercular ; pmx, premaxilla ; pop, preopercular ; pst, post- 

 temporal ; pt, pterygoid ; ptf, postfrontal ; pto, pterotic ; ij, quadrate ; r, radial ; sob, sub- 

 orbital ; soc, supraoccipital ; t.r, transverse process of the compound first vertebra abutting 

 against the cleithrum. 



