i8 



COLLINGE : NEW MICROPARMARIONS. 



Caudal mucous pore small. Keel longer than in preceding species. 

 Peripodial groove prominent. Foot-fringe yellowish-brown with yellow 

 lineoles. Foot-sole yellowish-brown, divided into median and lateral 

 planes. 



Length (in alcohol) 24 millim. 



Shell (PI. I, figs. 9 and 10) elongate oval in form, with a slight indi- 

 cation of apical whorl, membranaceous, and slightly wraps over the 

 visceral mass. 



Hab. — North Andaman. Tijpe in' my collection. 



The generative organs were not mature in this species. 



Having only a single specimen of each of these new species, I am 

 unable to give a more detailed description, but I am hoping to obtain 

 more, when further particulars will be given. 



EXPLANATION OF PLATE L 



Micro2)armarion mollendorffi, n. sp. 



Fig. I. View of the animal from the right side, x 2. 



Fig. 2. Dorsal view, x 2. 



Fig. 3. Shell. X 2. 



Fig. 4. Generative organs, x 2J. 



REFERENCE LETTERS. 



Fig. 10. 



