79 



13. Scapha magnifica. Chemn. Middle 



Harbour, Port Jackson. 



14. Scapha punctata. Swainson. Broken 



Bay, outer Beach, N.S.W. 



15. Scapha maria-emma. Gray. North- 



west coast of Australia. 



16. Scapha fusiformis. Swainson. Broken 

 Bay, N.S.W., and N. coast of Tasmania. 



III.' — GENTJS LYRiA. Gray. 



17. Lyria mitriformis. Lam. Streaky Bay, 



and Port Lincoln, S. Australia. 



18. Lyria nucleus. Lam. Newcastle, N.S.W., 



also Norfolk Isl. 



1 9. Lyria deliciosa. Montrouzier. Noumea, 



New Caledonia. 

 IV. — GENUS voLUTELLA. LP Orligny . 



20. Yolutella sophia. Gray. Port Essington, 



North Australia. 



2 1 . Yolutella flavicans. Gmel. Port Essing- 



ton, North Australia. 



22. Yolutella papillosa. Swainson. Encounter. 

 Bay, South Australia, and N. coast of 



Tasmania. 



23. Yolutella fulgetrum. Broderip. Port 



Lincoln and Encounter Bay, S,A. 



24. Yolutella rossiniana. Bernardi. New 



Caledonia. 



IV. — GENUS ALCiTiiOE. R. and A. Adams. 



25. Alcithoti pacifica. Solander. Auckland 



and Northern parts of Now Zealand. 



26. Alcithoc thatcheri. McCoy. Bampton 



Eeef, South Pacific Ocean. 



27. Alcithoti krouslene. Angas. Glenelg, 



South Australia. 



28. Alcithoe gracilis. Swainson. New 



Zealand. 



