ichthyology, a genus belonging to the order of amphibia nantes. The head gradually ends in a narrow finot; the aperture is broad and flat; the belly is carnate; and the belly-fins are united. There are two species, viz. 1. The scutatus has its back covered with a smooth bony shell, which ends in a sharp spine, under which is the tail; but the back-fins are between the tail and the spine. It is a native of the East Indies. 2. The scol-pax has a rough scabrous body, and a strait extended tail. It has two belly-fins, with four rays in each, and has no teeth. It is found in the Mediterranean.