Tunicotheres is a monotypic genus of crabs in the family Pinnotheridae, and Tunicotheres moseri is the only species in the genus. This crab lives commensally...

large gastropod mollusc species in genera such as Strombus and Haliotis. Tunicotheres moseri is commensal with a tunicate. The earliest fossils attributable...

mucous net. This tunicate is often host to the small symbiotic pea crab Tunicotheres moseri which takes up residence in its atrial chamber. An adult P. nigra...