Eugasterella aranea nov. 



Page 57 



(See pi. 1 6, figs. 1-4) 



Holotype. Abactinal view, x 2. The upper ray shows the 

 ossicles exposed ; the upper left ray shows them covered by the 

 dorsal integument ; the lower rays are molds of the actinal 

 (ventral) side. The portion of the abactinal integument over 

 the mouth area has been slightly darkened to bring out more 

 distinctly the mouth frame of which the abactinal side is seen. 



Devonian: Upper Portage (Wiscoy) shale, near Park Station, 

 N. Y. 



The original is in the New York State Museum. 



178 



