MONOGRAPH OF THE EXISTING CBINOIDS. 



263 



Fig 292. 



FiQ. 293. 



Fig. 294. 



Fig. 295. 



Fig. 297. 



FlOS. 292-297.-292, VENTRAL VIEW OF THE CENTR0D0R9AL OF A SPECIMEN OF HEUOUETRA 0LACIALI3 (AFTER P. H. CARPENTER). 



293, Ventral view of the centeodorsal of a specimen of Heuometea glacialis (after P. H. Carpenter). 294, Ven- 

 tral VIEW OF the CONTRODOESAL OF A SPECIMEN OF PEOMACHOCRINUS KERGUELENSI3 FROM KERGUELEN ISL.VND (AFTER 



P. H. Carpenter). 295, Ventral view of the controdorsal of a specimen of Solanometra Antarctica from Heard 

 Island (after P. H. Carpenter). 29<i, Ventral view of the centrodorsal of a .specimen of Klorometra perpi.kxa 

 FRO.M British Columbu. 297, Ventral view of the centrodorsal of a specimen of Florometra asperruia from 

 Alaska. 



