^20 AXJRICULACEA. 



var. major. 



16 Mabc, ScycLellos I. ; coU. G. Nevill, Esq, 



Genus MARINULA, Kmg (type M. ^^qnta, Lowe). 



1. Marinula patula, Lowe. 



1 Morton Bay ; ex c. H. Adams, Esq. 



2. Marinula (?), n. sp. (?). 



1 Penang ; coll. Dr. F. Stoliczka. 



Sub-Genus LAIMOBONTA, H. & A. Ad., not Nuttall (type 

 L. bronni, Pliillip). 



If the Section Laimodonta of Nuttall be retained at all, 

 it must supersede Plecotrema, of which it is a synonym, the 

 type being Laimodonta striata, Phillip, a true Plecotrema ; in 

 that case the present sub-genus would have to receive a new 

 name. 



3. Marinula (Laimodonta) tronni, Phillip. 



(^fide Jick. = M. sandivicJiensis, Eyd and Soul.). 

 10 Sandwich I. ; ex c. H. Pease, Esq., and Prof. W. Newcomb. 



4. Marinula conica, Pse. 



\_ = M. aymaaensis, Mouss. ; fide Jick., M. hronnif 

 var. ] 



1 Pomaulax ; coll. H. Pease, Esq. 



1 Bombay J coll. Rev. S. B. Fairbank. 



2 Andaman and Seychelles I. ; coll. G. Nevill, Esq. 



5. Marinula affinis, Ferussac. 



6 Mauritius ; coll. G. Nevill, Esq. 

 1 Andamaus; coll. G. Nevill, Esq. 

 6 Aden ; coll. G. Nevill, Esq. 



var. ( ?). 

 1 Seychelles I. ; coll. G. Nevill, Esq. 



6. Marinula oblonga, Jick. 



3 Aden ; coll. G. Nevill, Esq. 



var. amplicata, Jick. 

 3 Aden; coll. G. Nevill, Esq. 



