146 LITTORINIDA. 
subvar. lutea. 
Philippi, l. c., fig. 11 [not 6], Philippines, and Canton ;=var. suturalis, Phie 
lippi, 1. ¢. fig. 10 [not 7];=var. rubra, Philippi, 1. ¢. for Chemnitz» 
Sig. 2075, Canton and Philippines. 
8 Mauritius; coll. G. Nevill, Esq. 
1 Katchall, Nicobars ; coll. F, A. de Roepstorff, Esq. 
All young, indifferent specimens ; they may not be DL. scabra 
at all. 
subvar. tenuis, nov. 
12 Arakan; coll. H. F. Blanford, Esq. 
Remarkably thin, spire rather short, last whorl ventricose, 
with keel not much developed, aperture unusually large; 
occasionally has some varices behind the peristome. 
Long. 31, diam. 22 mil. 
42. Littorina intermedia. 
Littorina intermedia, Philippi, Proc. Zool, Soc., 1845, and Abb., pl. Fy 
figs. 6—9 [not 8 to 11]; Red Sea, Natal, Australia, Philippines, Tahiti, 
Elizabeth Island, and Mergui ; Reeve, fig. 101 [“type’’] ; Madagascar, 
fide Martens ; Suez, fide McAndrew. 
6 Navigators’ Islands and Kingsmill Group; coll. H. Pease, Esq., and 
Dr. C. E. Tonnerre. 
100 Andamans, Nicobars and Maldives [26$, 174!], Ceylon, Kathiawar, 
Singapore, Arakan, and Penang; coll. F. Stoliczka, J. Wood-Mason, 
G. Nevill, and F, Fedden, Esqrs., and ex c. Asiatic Soc. Bengal. 
2 Cape; ex c. G. Nevill, Esq. [in bad condition]. 
4 Annesley Bay; coll. W. T. Blanford, Esq. 
var. strigata. 
Littorina intermedia, var. strigata, Philippi, Abb. pl. T, figs. 7-9, Mergui 
[not L. strigata, Lischke]. 
12 Nagasaki ; coll. R. Hungerford, Esq. [134, 82]. 
Only differs from the Indian Ocean form by the columella 
being throughout stained of a dull purple colour, instead of 
being white with a brown edging. 
