Holothuria (microthele) nobilis, Black teatfish
Holothuria (Microthele) nobilis, the black teatfish, is a species of sea cucumber in the genus Holothuria. The cucumber is found in the tropical waters of the Indo-pacific ocean. It was first described by Emil Selenka in 1867.
The cucumber inhabits shallow waters near islands and reefs. Members of the species are blackish-brown and grey in color, and mature adults can weight between 1.7 and 4 kilograms.