386 APPENDIX. 



wards. This curvature corresponds with the projection of 

 the curious incurved claw-like lohe that proceeds from the 

 central portion of the lower lip. Towards the base of the 

 aperture is a second and similar but smaller lobe, below 

 which is the short but broad and well-marked canal. The 

 entire lip is marginated by the thickened and reflected 

 peristome. I believe this curious floating shell wiU throw 

 some light on the true nature and habits of several pa- 

 laeozoic types. It was taken in the towing net, gregarious, 

 iu the sea off Cape Howe, the south-east corner of Aus- 

 traha. Tab. iii. fig. 9. a, b. 



Contents of Plates op New Shells. 



Tab. II. Tab. III. 

 Fig. 1. Helix Brumeriensis Fig. 1. Helix Macgillivrayi 



2. Franklandiensis 2. Pvpina Thomsoni 



3. inconspicua 3. Helicina Gouldiana 



4. iuloides 4. Stanleyi 



5. divisa 5. Louisiadensis 



6. Yulei 6. Ranella pulchra 



7. Dunhiensis 7- Scalaria Jvhesiana 



8. Louisiadensis 8. Macgillivrayia pela- 



9. JBalea Australis gica 



10. Pupina grandis 9. C/ieletropis Huxleyi 



