MONOGRAPH OF THE EXISTING CRINOIDS. 



241 



FIG. 208. 



FIG. 209. 



FIG. 210. 



FIG. 211. 



FIG. 212. 



FIG. 213. 



FIG. 214. 



FIG. 215. 



FIG. 216. 



FIGS. 208-216. 20S, LATERAL VIEW OF THE CENTRODORSAL OF A SPECIMEN OF PSATIIYROMETRA CONGESTA FROM THE HAWAIIAN 

 ISLANDS. 209, LATERAL VIEW OF THE CENTRODORSAL OF A SPECIMEN OF PSATHYROMETRAFRAGILIS FROM NORTHERN JAP AX. 

 210, LATERAL VIEW OF THE CENTRODORSAL OF A SPECIMEN OF PSATHYROMETRA PROFUNDORUM FROM QUEEN CHARLOTTE 

 ISLANDS. 211, LATERAL VIEW OF THE CENTRODORSAL OF A SPECIMEN OF PSATHYROMETRA BOREALIS FROM THE WESTERN 

 ALEUTIAN ISLANDS. 212, LATERAL VIEW OF THE CENTRODORSAL OF A FULLY GROWN SPECIMEN OF PSATUYROMETRA ERY- 

 THKIZON FROM THE SEA OF JAPAN. 213, LATERAL VIEW OF THE CENTRODORSAL OF A SMALL SPECIMEN OF PSATHYROMETRA 

 ERYTHKIZON FROM THE SEA OF JAPAN. 214, LATERAL VIEW OF THE CENTRODORSAL OF A SPECIMEN OF ZENOMETRA TRISERI- 

 ALIS FROM THE HAWAIIAN ISLANDS. 215, LATERAL VIEW OF THE CENTRODORSAL OF A SPECIMEN OF ZENOMETRA COLUMN ARI3 

 FROM GEORGIA. 216, LATERAL VIEW OF THE CENTRODORSAL OF A SPECIMEN OF ZENOMETRA COLUMNARIS FROM GEORGIA. 



