Plate XVIII.
Fig.
1. Platyschisma oculus Morris, p. 89. 91. 286.
2. —————— rotuodatum Morris, p. 89. 91. 286.
3. Turritella tricincta Morris, p. 88. 285.
4. Lettorina filosa J. Sow., p. 88. 285.
5. Pleurotomaria Strzeleckiana Morris, p. 89. 91. 287.
6. —————— subcancellata Morris, p. 91. 288.
7. Bellerophon micromphalus Morris, p. 288.
8. Theca lanceolata Morris, p. 91. 289.
9. Conularia levigata Morris, p. 87. 91. 290.
9a. Magnified view of the transverse ridges and lateral channel.
9b. Transverse section of the same species.
10. Bairdia affinis Morris, p. 88. 291.
Plate XIX
1, 2, 3. Cypraea eximia G. Sow., p. 296.
4. Terebratula compta G. Sow., p. 292.
5. Bulimus Gunnii G. Sow., p. 298.
6. Helix Tasmaniensis G. Sow., p. 298.
** All the figures have been carefully executed by Mr. J. de C. Sowerby, with the exception of those on Plates XII. and XIX., engraved by Mr. G. B. Sowerby, Jun.
