432 PROCEEDINGS OF THE SOCIETY. 



The following Specimens were exhibited : — 



Mr. F. Martin Duncan : — Portimus daimrator. 



Segmenting ova from a second deposition, early stage ; 

 Segmenting ova from a third deposition, last stage ; 

 Protozooea developed from a second deposition of ova ; 

 Zocea developed from a third deposition of ova ; and a 

 Series of photographs showing female Fortunus with ova, and 

 special organs to which the masses of ova are attached. 



Messrs. E, Heron-Allen and A. Earland : — 



Nouria rugosa, H.-A. & E., type specimen. 



N.'polymorflimoides, H.-A. & E., from tlie Kerimba Archipelago, 



East Africa. 

 N. Juirr'ml, H.-A. & E., and 



N. compressa, H.-A. & E., from the Philippine Islands. 

 Carterina spicidotesta (Carter) from the Kerimlja Archipelago, East 



Africa. 



