( 28 ) (£l/ipsostomata.) 
e. Melanamona. 
Effusive, with one Turreted. Fluviatic. 
very deep sinus ; black. 
PI. 6, fig. 19. 
f. Melanatria. Pyrene. 
Lam. 
With 3 undulating .. 1... - -- ee ees tte es oe 8 a shes 
sinuses: black. Pl. 6, 
fig. 20. 
4, Prastanewia. (1) Lam. 
Oblong : operculum, Columellasimple, flat- — Marine. Indian Seas. 
calcareous. PI. 6, fig. 21, tened at the base. Shores of New Holland. 
VY. Animal, p. 67. 
5. AurictLa. (2) 
Oval or oblong, outer _Columella, with large = Mostly Fresh Water, 
lip thickened. Pl. 6, fig. oblique channellings or but some Marine. 
: folds ; no umbilicus. VY. Animal, p. 63. 
6. Scariszus. Montf. 
Oblong-oval, spire a-  Imnerliptoothed, with — On herbs in the Mo- 
cute ; ouier lip thickened, a hollow below the mid=- luccas. The marshes, 
dentated. Pl. 6, fig. 23. dle. woods, and mountains 
of Asia. 
Animal wiknown. 
7. Carycuium. Muller. 
Oval or oblong, spire Immerlipplicatewitha The /oods of Europe, 
obtuse ; outer lip thicken- hollow belowthe middle, under moss. St, Vin- 
ed, margined ; penulti- the upper part wanting. cent’s. 
mate whorl much larger 
than the preceding, but 
considerably less than the 
last ; no operculum. Pl. 6, 
fig. 24; 
8. Conovutus. Lam. 
Mexampus. Montf. 
An inverted cone; lip | Columella with pro- — Rivers of the West 
finely striated ; no opercu- jecting folds. Indies. 
lum. PI. 6, fig. 25. VY. Animal, p. 63. 
9. Acnatina. (3) Lam. 
‘AGATHINA. 
Oval or oblong. Columella truncated TZrees and sands of 
at the end. warm climates. 
VY. Animal, p. 62. 
(1) Foss. in the Cowes Rock of Limestone. 
(2) Foss. in the London Clay; Green Sand; at Grignon. 
(3) A smooth, thin, globulous shell is found in the marine deposits of Plaisantin, 
approaching very nearly to the Achatina, but without the columella being trun- 
cated at the base, pl. 8, fig. 22. Broechi calls it Bulla Helicoides. © 
