392 



BULLETIN 82, UNITED STATES NATIONAL MUSEUM. 



823 



Figs. 819-823. — Side and coverisg plates of vARions comatulids (deawings by author). 819. 

 Pbrissometra SELENE. 820. Stenometra cristata. 821. Same. 822. Same. 823. Thalassometra 

 viLLOSA. All X 100. 



