170 LITTORINIDZ. 
Long. 24, diam. 14 mil. 
After along and careful examination under a lens, I can 
detect no ditference whatever from the typical form, except its 
smaller size, possibly the last whorl is less ventricose and the 
aperture a trifle less everted ; sculpture precisely similar. 
Sub-Genus GOTTOIN A, A. Adams. 
P. Zool. 8. 1863, types G. suletfera and pyrgula, A. Adams. 
7. Conradia [Gottoina] pyrgula. 
Gottoina pyrgula, 4. Adams, P. Zool. S. 1863, Gotto, at 48 fthe. 
1 Japan ; ex c. H. Adams, Esq. 
Long. 24, diam. 1 mil. 
Not impossibly a Rissoid, near Alvania ? 
8. Conradia [Gottoina], a. sp. 
1 Galle; coll. J. B. Baxter, Esq. 
? Genus RAULINIA, Mayer. 
J. de C., 1864, type Tornatella alligata, Desh. (upper tertiary foss.) 
Raulinia badia, Tenison-Woods, P. Linn. Soc., N. 8. W., Port 
Jackson (recent), is said to belong to this genus? M,. Mayer 
also believes that Littorina monodonta, Desh. (chalk foss.), be- 
longs here. 
Not represented in the Museum. 
[?] Genus CITHNA, A. Adams. 
P. Zool. S. 1863, types C. globosa, and C. spirata, A. Ad., as a Sub-genus of 
Conradia. 
1. Cithna globosa [?]. 
Cithna globosa, 4. Adams, P. Zool. S. 1863, Seto-Uchi, &e. 
1 Japan ; ex c, Dr. F. Stoliczka, 
