Ozospongia johnstoni sp. nov. 



(Page 185) 



The branching colony on which the description of the genus and 

 species are based. This appears to represent three individuals or 

 obcones derived from the same pedicel. All of the figures of this 

 species have been made from plaster replicas of natural molds in 

 the Chemung sandstone at Hinsdale, N. Y. 



[1981 



