Phragmomphalina alabida (B.A. Marshall, 1979) Width 11.5mm, Height 8.5mm Marine, Native - Endemic Three Kings Rise & Kermadec Ridge, 508-1385 metres KA |
Phragmomphalina diadema B.A. Marshall, 1999 Width 13.5mm Marine Wanganella Bank, southern Norfolk Ridge, 660-757 metres K |
Phragmomphalina tenuiseptum (B.A. Marshall, 1999) Width 17mm Marine, Native - Endemic N Three Kings Rise, West Norfolk Ridge and Kermadec Ridge, 700-1270 metres KA |