Member of the genus Trichechus inhabiting the coast and coastal rivers of the southeastern United States as well as the West Indies and the adjacent mainland from Vera Cruz, Mexico to northern South America. (From Scott, Concise Encyclopedia Biology, 1996)

A genus of the order Sirenia comprising what are commonly called manatees. The distinguishing characteristics include a tail that is not notched, a short nasal cavity, the absence of nasal bones, and enamel-covered teeth. Members of this genus are found in marine bays and/or sluggish rivers, usually in turbid water. (From Scott, Concise Encyclopedia Biology, 1996)

Member of the genus Trichechus found in the Amazon and Orinoco drainages of northeastern South America. (From Scott, Concise Encyclopedia Biology, 1996)

A genus of the order Sirenia characterized by a notched tail, the presence of nasal bones and a long nasal cavity, and large columnar teeth lacking enamel. Dugongs inhabit the coastal waters of the Indian Ocean, Red Sea, and the Malay Archipelago. (From Scott, Concise Encyclopedia Biology, 1996)

An order of heavy-bodied, slow-moving, completely aquatic, herbivorous mammals. The body is fusiform, plump, and hairless, except for bristles on the snout. Hindlimbs are absent, the forelimbs are modified to flippers, and the tail is a horizontal fluke. (From Scott, Concise Encyclopedia Biology, 1996)

## I'm sorry for any confusion, but there seems to be a misunderstanding as "Belize" is a country located in Central America and not a medical term. It is always important to ensure the accuracy of terminology, particularly in medical contexts.