LITTORINIDA. 177 
9. Modulus candidus. 
Modulus candidus, Petit, J. de C., IV, 1853, Pacific Ocean [?]; fide 
McAndrew, Sandwich I. and Suez. 
4 Andamans; coll. Capt. E. C. Temple, and J. Wood-Mason, Esq. 
6 Ceylon ; coll. G. Nevill, Esq. 
Though undoubtedly very close to the preceding, I have seen 
no intermediate specimens ; the former I have not seen from 
the Mascarene Province nor the latter from the Andamans. 
4, N. Caledonia; ex c. P. Bouvier, Esq. 
10. Modulus obliquus [?]. 
Modulus obliquus,, 4. Adams, Ann. Mag., VIII, 1851, Red Sea. 
1 Aden; coll. Dr. F. 8tolcizka. 
In such bad condition as to be scarcely recognizable. It 
looks like a rather distinct form? 
7. Family PLANAXIDA, H. & A. Adams. 
Subfamily LITIOPIN A, Gray. 
Genus LITIOPA, Rang. 
Ann. Sci. Nut. XVI, 1829, p. 303, type L. melanostoma, Rang; fide 
A, Adams = Bombycinus, Bélanger and Lesson, 
a 
.. 1. Litiopa bombgx. %~! 
? L. maculata, Rang,l. ec. 1829, Atlantie Ocean, 
nies aa 
“ 5 Atlantic, on sea-weed ; ex c. Prof. W. Newcomb. 
3 Bahamas; ex c. C.F, Ancey & P. Bouvier, Esqrs. (as “ L. bombyz, 
Rang”). ; 
M 
