Viaa. 658-660. — 658. LiTEKAL view of type specimen or i tmssoMETUA lata. 65a. I'ih;... . . . ..iiiio- 



PODA, ARnCfLAB FACK "K A PI.NNULE :(EGME.NT. 680. YOUNQ .SPECI.MEN OF rEXTAMETRC.CRI NIS. SP.. 

 SHOWING INTERBHACHIAL PERISOMIC PLATES. 667. PSECDOSTZIGIAr, ABTICULAE SURFACE ON DISTAI. 

 END OF FIRST BRACHIAL OF SPECIMEN OF COMATULA PURPOREA. 662. ADJOINING PROXI.MAI, SIKKACK OF 

 SECOND BRACHIAL. 663. UNPLATED DISK OF ANTEDONID. 664. TjNPLATED DISK OF ANTEDONID, SHOWING 

 SACCCLI. 665. PLATED DISK OF THALASSCIMETBID. 666. PnOXIMAL POBTION OF ERYTHROMBTKA 



RUBER, SHOWING INTERBHACHIAL PERISOMIC PLATES. 667. SAME. 668. DIVISION SERIES OF TWO OSSI- 

 CLES, AND TWO FIRST BB.4CH1AL PAIRS : TWO ELEMENT.S OF EACH (IF THREE PAIRS ARE UNITBD BY 

 SYNABTHRT, WHILE ARTICULATIONS AT EITHER END OF EACH PAIR ARE MUSCULAR. 669. jVXILLART lU 

 EXTRANEOUS ARM DIVISION; ALL ARTICULATIONS SHOWN ARE OBLIQUE MUSCULAR. 329 



