TROCA SHELLS FROM AROUND THE WORLD
Troca's are top shells. scientific name: Trochidae. This is a large family of shells found world wide. The shells are spiral to conical shape and vary from low to tall and slender. They range from less than 1/2 inch to over 6 inches in size.
The shells exterior are variable and may be smooth, glossy or sculptured. All trocas have a pearly interior and a horny operculum consisting of many turns.
Trocas are herbivores and use their radulae to feed on algae and vegetable detritus.
Sexes are separate and in some species the females are larger than the males. The two sexes position close to each other releasing eggs and sperm; fertilizing instantly. The eggs can be produced singly or in large strings or masses. The larvae free swimming stage is short lived.
Troca Maculata Shells
Troca Maculata shell 2 3/8 inches or more........ .95
Pearl Troca Shell
One Pearl Troca shell 1 7/8 inches or more.......$3.89K
One Pearl Troca Shell 2 6/8 inches or more...... OUT OF STOCK
ANACONDA TOP SHELL
One Anaconda Top Shell 2 to 2 1/2 inches......$3
Troca Natural Shell
One Natural Troca Shell 3/4 inch or less..... .03
Natural Trochus top shell
One Natural Trochus shell 7/8 inch or less...... .19
RED STRIPE top shells
Red Stripe Trocus can vary from stripes of redish brown to grey-white stripes and dashes.
One Red Stripe Trocus 1 inch or less...... .11
Silver Troca Shells
One Silver Troca shell 2 to 2 1/2 inches....... $1.50
GREEN POLISHED TROCA SHELLS
One Green Polished Troca 2 to 2 1/2 inch.....$1.39
ELONGATED TROCA SHELL
One Elongated Troca Shell 1 to 1 1/2 inch...... OUT OF STOCK