FIGS. 658669. 658. LATERAL VIEW OF TYPE SPECIMEN OF 1-jiKissoiiEXitA LATA. 659. rxti.-... ..uciio- 



PODA, ARTICULAR FACE "K A PINNULE 'SEGMENT. 660. YOUNG SPECIMEN OF PENTAMETUOCRl NTS. SP.. 

 SHOWING INTERBRACHIAL PERISOMIC PLATES. 6R7. PSEUDOSYZYGIAL ARTICULAR SURFACE OX DISTAL 

 END OP FIRST BRACHIAL OF SPECIMEN OF COMATULA PUEPUREA. 662. ADJOINING PROXIMAL SURFACE OF 

 SECOND ERACHIAL. 663. UNPLATED DISK OF ANTEDONID. 664. UNPLATED DISK OF ANTEDOXID. SHOWING 

 SACCULI. 665. PLATED DISK OF THALASSOMETRID. 666. PROXIMAL PORTION OF ERYTHHOMETRA 

 RUEER, SHOWING INTERBRACHIAL PERISOMIC PLATES. 667. SAME. 668. DIVISION SERIES OF TWO OSSI- 

 CLES, AND TWO FIRST BRACHIAL PAIRS; TWO ELEMENTS OF BACH OF THREE PAIRS ARE UNITED BY 

 SYNARTHRT, WHILE ARTICULATIONS AT EITHER END OF EACH PAIR ARE MUSCULAR. 669. AXILLARY IN 

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



