Tachyrhynchus erosus, common name the eroded turretsnail, is a species of sea snail, a marine gastropod mollusk in the family Turritellidae.
Description The maximum recorded shell length is 35 mm.Welch J. J. (2010). "The "Island Rule" and Deep-Sea Gastropods: Re-Examining the Evidence". PLOS One 5(1): e8776. .
Tachyrhynchus erosus is commonly found in sandy and muddy substrates in the Gulf of Mexico and along the southeastern coast of the United States, where it lives on the ocean floor as a benthic marine gastropod.
Habitat Minimum recorded depth is 13 m. Maximum recorded depth is 457 m.
References https://www.gbif.org/species/2294520