Saw three. Two photos of each. Strong SW winds and rough seas
Brown ‘infection’? On Kawakawa?
On beating sheet under various trees
In leaf litter, extracted via Tullgren funnel
Columbarium harrisae Harasewych, 1983. Two specimens trawled from deep water off Lady Musgrave Island, Queensland in the 80's.
V. mutabile, 16.5 mm long
https://www.marinespecies.org/aphia.php?p=taxdetails&id=752128
42 mm high and 39 mm of "diameter"
Shore diving at Pupukea Beach Park, max depth 39 ft/12m.
Not entirely sure of ID, but Hoover notes that in this species the sides of the shell are fused and it can't close. Certainly me bumbling around near it with a camera didn't make it close.
Dive site St. Anthony (wreck), max depth 21.6m / 71 ft. 82F.
On the mooring line.