184 Proceedings of the Royal Society of Victoria. 



DESCRIPTION OF PLATES. 



Plate IX. 



Pig. 1. — Mangilia incerta, n. sp. 



,, "2. — Terebra inconspicua, n. sp. 



,, 3. — Leptothyra arenacea, n. sp. 



,, 4. — Calliostoraa hedleyi, n. sp. 



(All much enlarged). 



Plate X. 



Haliotis granti, n. sp. x 2. 



(About half natural size). 



