
A Moonsnail Collar With What Could Be The Parents!
At low tide the sandy beach at Manson’s Spit was strewn with the whole or partial “collars” composed of sand, mucous and fertilized eggs. The adults were going about their business semi submerged in the sand locating something to eat.
https://www.centralcoastbiodiversity.org/lewiss-moonsnail-bull-euspira-lewisii.html

''Neverita lewisii'' , common name Lewis's moon snail, is a species of large operculated sea snail. It is a predatory marine gastropod in the family Naticidae, the moon snails. Traditionally, this species was assigned to either the genus ''Lunatia'', the genus ''Polinices'' or the genus ''Euspira''. Recently, it was assigned to the genus ''Neverita'' based on molecular data.
This is the largest species in the family.
