The Atlantic Necklace Turrid
The Atlantic Necklace Turrid, Pilsbryspira monilis (Bartsch & Rehder, 1939), is a predatory gastropod, moderately uncommon on Sanibel and Captiva islands. The species reaches about 15 mm (0.6 inch); the shell is slender, brown, with small white beads forming a spiral “necklace-like” pattern (hence the scientific name of the species, monilis, meaning necklace, or string of beads, in Latin.) The Atlantic Necklace Turrid shell aperture (opening) forms an indentation at its post