ON THE LAMPRIDID.E OR OPAUS-GILL. 



921 



VI. 



Tlie skeleton in the United States National Mnseuni, so far as the 

 scapular arch is conceriKHl, naturally manifests essential similarity 

 with th(^ one fig-ured hy Dr. Boulenger. There are certtiin differcMices, 

 however, which are noteworthy. The ecenosteon" and hypocoracoid 

 terminate in and are united by cartilage which also extends backward 

 and under the hypocoracoid to connect with the infero-anterior anwle 



Fig. ;?.— Shoulder girdle ok lamx'ris guttata, inner view. (For lettering see v. mo.) 



of the pelvic bone. The upper half of the anterior border and most 

 of the posterior border approximate more toward a straight oblique 

 line than the corresponding margins of Boulenger's specimen. The 



« Several names I have previously used have been abandoned in this comunmica- 

 tion, post-temporal giving place to the previously named Suprascapnla, posterotem- 

 poral to Interscapida, and proscapula to Ccenosteon. 



Cwnodeon is named in the Synonymy of the Fish Skeleton, by Mr. Edwin^Chai)in 

 Starks, but without any data. In the Proceedings, Waahingtou Academy Sciences 



