Barentsia Hincks, 1880 (basis of record)
Chitaspis Annandale, 1916 accepted as Loxosomatoides Annandale, 1908 (basis of record)
Chitaspis Annandale, 1916 accepted as Loxosomatoides Annandale, 1908 (extant flag source)
Loxokalypus Emschermann, 1972 (extant flag source)
Loxokalypus Emschermann, 1972 (basis of record)
Loxomespilon Bobin & Prenant, 1953 (basis of record)
Loxomespilon Bobin & Prenant, 1953 (extant flag source)
Loxosoma Keferstein, 1862 (extant flag source)
Loxosoma Keferstein, 1862 (basis of record)
Loxosomatoides Annandale, 1908 (extant flag source)
Loxosomatoides Annandale, 1908 (basis of record)
Loxosomella Mortensen, 1911 (extant flag source)
Loxosomella Mortensen, 1911 (basis of record)
Loxostemma Nielsen, 1966 accepted as Loxosoma Keferstein, 1862 (extant flag source)
Loxostemma Nielsen, 1966 accepted as Loxosoma Keferstein, 1862 (basis of record)
Pedicellina M. Sars, 1835 (basis of record)
Pedicellina M. Sars, 1835 (extant flag source)
Urnatella Leidy, 1852 (extant flag source)
Urnatella Leidy, 1852 (basis of record)