Marevalvata tricarinata (Stearns, 1872) Gem Cyclostreme

Marevalvata tricarinata (Stearns, 1872) Gem Cyclostreme  Marevalvata tricarinata (Stearns, 1872) Gem Cyclostreme

    Found by Ariane Dimitris while SCUBA diving at a depth of 8 feet off  the Jupiter Light House, Palm Beach County, Florida, 7/26/2017. Digital images copyright 2017 by Ariane Dimitris.
Marevalvata tricarinata (Stearns, 1872) Gem Cyclostreme
Dredged  by Jim Moore from 180 feet, southwest of Cape San Blas, Florida, October, 1967
Juvenile
Marevalvata tricarinata (Stearns, 1872) Gem Cyclostreme
From beach drift, Calabash Bay, St. Elizabeth Parish, Jamaica (1 mm.). Digital images by David Kirsh.