Fie. 
I. 
PILATE: Ws: 
Rissoa neozelanica, Suter. 1-5 < 2mm. p. 214. 
Rissoa porcellana, Suter. 13 < 18mm. p. 215. 
Rissoa Stewartiana, Suter. 1:2 x 19mm. p. 215. 
Rissoa verecunda, Suter. 1-2 * 2mm. p. 216. 
Rissoa vulgaris, Webster. 1-7 x 23mm. p. 216. 
Amphithalamus Hedley’, Suter. O-7 x 12mm. p. 217. 
Anabathron gradatum, Suter. 16 x 2°2mm._ p. 218. 
Rissoina Hanley, Schwartz. 2:8 < 6mm. p. 219. 
Rissoina rufolactea, Suter. 1-5 X 3-3 mm. p. 219. 
Rissoina rugulosa, Hutton. 3 7-5 mm. p. 220. 
Rissoina zonata, Suter. 4:5 * 11-5 mm. p. 221. 
Rissoina carnosa, Webster. 1:3 % 3mm, p. 221. 
Rissoina Coulthardi, Webster. 1-5 * 3mm. p. 222. 
Rissoina emarginata, Hutton. 1-5 > 3mm. p. 222. 
Rissoina Chiltoni, Suter. 1-5 x 2:7mm, p. 223. 
Rissoina cuvieriana, Suter. 3-5 x 53mm, p. 224. 
Rissoina fuscozona, Suter. 1-7 x 28mm. p. 224. 
Rissoina limbata, Hutton. 1-5 x 2-7 mm. p. 225. 
Rissoina olivacea, Hutton. 1:5 x 2mm. p. 225. 
Skenella Pfefferi, Suter. O83 x 0-5 mm. p. 227. 
Diala subcarinata, Murd. & Sut. 1 x 2-9 mm. p. 228. 
Omalogyra fusca, Suter. 1 x O83 mm. p. 229. 
Potamopyrqus Badia, Gould. 2% 5mm. p. 231. 
Potamopyrgus corolla, Gould. 4:5 x 6-5mm.  p. 232. 
