ECHINODEKMS FROM GREENLAND — CLARK 433 



ECHINOIDEA 



STRONGYLOCENTROTUS DROBACHIENSIS (O. F. Miiller) 



Localities.— 1 (E. 5822). Ill (E.5737, E.5754, E.5757, E.5766, 

 E.5781, E.5810, E.5820, E.5821, E.5826) . VIII (E.o824) . X (E.5878, 

 E.5880). XV (E.5778). XIX (E.5730). XX (E.5731, E.5732). 

 XXII (E.5836). XXVIII (E.5734). XXIX (E.5707). One him- 

 drecl and eight specimens. 



HOLOTHUROIDEA 



CUCUMARIA FRONDOSA (Gunnerus) 



Localities.— Ill (E.5885). X (E.5882). XI (E.5881). XIII 

 (E.5884). XIV (E.5883). XXI (E.5733). Six specimens. 



MYRIOTROCHUS RINKII (Steenstrup) 



Localities.— VI (E.0888, E.5889). XXIII (E.5S90). XXVI 

 (E.5887). XXVII (E.5886, E.5891). Nine specimens. 



U. S. GOVERNMENT PRINTING OFFICE: 194» 



