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The fine ribs that cross the whorls are not present on the wings, nor on the back; they are nodulated at their decussation with the raised striae. The wing-like varices of the whorls overlap each other alternately on each side of the shell. The only species to which it has affinity is the R. pulchra. Scalaria jukesiana. Tab. 3 fig. 7. Long. 13, Diam. max. 14, apert 3 mill.

Balea australis. Pupina grandis. Tab. 3. Helix macgillivrayi. Pupina Thomsoni. Helicina gouldiana. Helicina stanleyi. Helicina louisiadensis. Ranella pulchra. Scalaria jukesiana. Macgillivrayia pelagica. Cheletropis huxleyi. Among the very numerous Insects and Crustacea, collected by Mr.