Posterolateral angles of carapace with spines. First 2 abdominal somites respectively with 1 and 2 prominent denticles on dorsal median line.
Ref.: Sars (1885), Fage (1941)
Kingdom Animalia Phylum Crustacea Superorder Peracarida Order Mysidacea Suborder Lophogastrida Family Lophogastridae Genus Gnathophausia Species Gnathophausia gracilis