'Eques lanceolatus' definitions:

Definition of 'Eques lanceolatus'

From: GCIDE

Horseman \Horse"man\, n.; pl. Horsemen.
1. A rider on horseback; one skilled in the management of horses; a mounted man. [1913 Webster]
2. (Mil.) A mounted soldier; a cavalryman. [1913 Webster]
3. (Zool.) (a) A land crab of the genus Ocypoda, living on the coast of Brazil and the West Indies, noted for running very swiftly. (b) A West Indian fish of the genus Eques, as the light-horseman (Eques lanceolatus). [1913 Webster]