Bulla quoyii Gray in Dieffenbach, 1843 Height 66mm, Width 37mm Brown Bubble Shell, Marine, Presence of spiral striations around base North Island and Kermadec Islands KAC |
Bulla vernicosa Gould, 1859 Height 32mm, Width 20mm Subtropical Bubble Shell, Marine, More solid than B.quoyi, outer lip is flattened. No spiral grooves on the base Northland east coast. Also Japan, Australia, Fiji, Norfolk and Kermadec Islands KA |