Classijication of Teleostean Fishes. 149 



(clelthvum of Gegenbaur), and the pelvis is not that element ; 

 it can be nothing but the bony plate regarded as infraclavicle' 

 (clavicle proper of Gegenbaur) in the Teleosteans allied to 

 theGastrosteida? (Heniibranchiiof Cope). It may be observed 



Pectoral arch and pelvis of Lampris hma. 



cl, clavicle (cleithrum) ; cl.', infraclavicle (clavicle) ; cor., coracoid ; 

 pelv., pelvis; p.r., peciornl rays; ;>//•., pterygials ; jitte., po.st- 

 temporal ; sc, scapnla ; scl., supraclavicle j v.r., ventral rays. 



that, ^vhilst in Gastrosteus the so-called infraclavicles appear 

 on tlie surface of the body, and might be regarded as parts 

 of the exoskeleton, the same bones in Auloi-hynchus are 



