Enoplochiton nigerEnoplochiton niger is a Southeast Pacific species of chiton, a marine polyplacophoran mollusc in the family Chitonidae, the typical chitons.DescriptionWith a length of up to, Enoplochiton niger is a very large chiton. It is brown in color. Unlike the similar-sized Enoplochiton echinatus of the same region, Enoplochiton niger lacks large spines.Distribution, habitat and behaviorThe distribution of Enoplochiton niger ranges along the Pacific coast of South America from Coquimbo in Chile to Talara in Peru. It inhabits the intertidal zone, and it is omnivorous.