From beach drift, Calabash Bay, St. Elizabeth Parish, Jamaica. The eroded specimen, pictured in the top image, measures 1.6 mm. Digital images by David Kirsh.

    Bottom sample taken at 86 ft., Tanzler’s Waters (reef area), 20 mi. E. N. E. Mayport, Duval Co., Florida by Kevin Stevenson on 7/29/98 (2.54 mm.). Culled by H. G. Lee.

    Scanning electron micrograph performed under the auspices of the Dept. of Invertebrates of the United States National Museum with the excellent technical assistance of Ms. Yolanda Villacampa.