Gnathophausia is a genus of lophogastrid crustacean. There are 10 species recognized in the genus Gnathophausia: \n* Gnathophausia affinis G. O. Sars, 1883 \n* Gnathophausia childressi Casanova, 1996 \n* Gnathophausia elegans G. O. Sars, 1883 \n* Gnathophausia fagei Casanova, 1996 \n* Gnathophausia gigas Willemoes-Suhm, 1875 \n* Gnathophausia gracilis Willemoes-Suhm, 1875 \n* Gnathophausia ingens (Dohrn, 1870) \n* Gnathophausia longispina G. O. Sars, 1883 \n* Gnathophausia scapularis Ortmann, 1906 \n* Gnathophausia zoea Willemoes-Suhm, 1875