10. 
CATALOGUE OF SHELLS, 13 
These constitute two marked varieties var b. being the type 
figured by Reeve, whilst var a, is a more elongate shell 
handsomely tuberculated. 
N. Glans, Lin (Sp.) Mr. Strange. 
Australia, Philippines. 
A much smaller variety than the type figured by Reeve. 
N. Reticulata Lin (Sp.) H. E. Strickland. 
Europe. 
N. Omata Kiener, Mr. Asphar. 
Penang. 
A variable shell but seems to belong to this species. 
N. Sp. 
N. Scalaris, A Adams ? E. L. Layard. 
(barely adult.) 
Ceylon, 
N. Thersites Brug. Mr, Strange 
Australia, 
N. Mangeloides, Reeve ? Mr. Strange. 
Australia. 
N. Cancellata, Adams, ? var. Mr. Asphar. 
Penang. 
N. Sp. (like a dwarf, N. Thersites.) 
N. Sp. Mr, Asphar, 
Penang 
N. Sp. Mr, Strange. 
Australia, 
