Petaloconchus varians explained

Petaloconchus varians is a species of sea snail, a marine gastropod mollusk in the family Vermetidae, the worm snails or worm shells.

Description

The maximum recorded shell length is 200 mm.^[1]

Notes and References

1. Welch J. J. (2010). "The "Island Rule" and Deep-Sea Gastropods: Re-Examining the Evidence". PLoS ONE 5(1): e8776. .