Solander’s Trivia Shell, Trivia solandri: Solander’s Trivia Shell is a small brown ovate shell that has large well-spaced ribs that continue over the edges to the lips beneath.
They are similar to the Radians Trivia Shell (Trivia radians), more ribs and pink in color.
They are found in and around the low-tide line under rocks.
They reach a maximum size of 1.0 cm (0.4 inches) and 0.7 cm (0.3 inches) in width.
In Mexican waters the Solander’sTrivia Shell is found around the tip of Baja California and along the coast of the Mexican mainland south to Guatemala. This shell is sold on a limited basis via the internet by shell collectors.
The Solander’s Trivia is a member of the Triviidae Family, which are the Trivia Shells, a very large global family with several hundred members. They are generally small and globose to ovate in shape and the aperture runs the length of the shell.
They have teeth along the margins of the aperture and the shells are strongly sculptured with well-developed spiral ribbing. They have strong shells that can resist crushing by crabs, their predator. Most are nighttime carnivorous scavenging carnivores that feed on ascidians, crustaceans, mollusks and worms.