Best Clypeasteroida
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The Pacific sand dollar, Dendraster excentricus, is an irregular sea urchin native to sandy coastal habitats of the northeastern Pacific Ocean. Its flattened test bears a five-petaled pattern, while the off-center position of features reflected in the name excentricus distinguishes it from more symm...
Leodia sexiesperforata is a distinctive sand dollar species found in the Caribbean Sea, uniquely characterized by the six lunules in its round test.
Encope michelini is a species of sand dollar inhabiting the shallow waters of the Gulf of Mexico, easily identified by its distinct posterior notch.
Clypeaster speciosus is a large sea biscuit sea urchin belonging to the Clypeasteridae family, recognized for its heavily calcified test.
Mellita isometra is a species of sand dollar native to the western Atlantic Ocean, distinguished by the characteristic lunules in its flat test.
Fibularia ovulum is a minute species of sea urchin in the Fibulariidae family, known for its small, bean-shaped test found in marine sand.
Laganum depressum is a species of flat sand dollar found in the Indo-Pacific, belonging to the Laganidae family of irregular sea urchins.
Encope aberrans is a species of sand dollar described by Louis Agassiz in 1841, notable for its aberrant shape compared to other Encope species.
