Genus GERALIUS Harold 1869
Acanthopygus Deyrolle 1864:116 (preocc. by Acanthopygus Montrouzier 1860).
    Type species: Stenogaster furciventris Chevrolat 1838 (fixed by original designation).
Geralius Harold 1869:123 (nom. nov. for Acanthopygus Deyrolle 1864).
    Type species: as for Acanthopygus Deyrolle 1864.

furciventris (Chevrolat) 1838a:88 (Stenogaster).
        syn. murinus (Mannerheim) 1837:105 (Stenogaster).
        syn. caliginosus (Gory & Laporte) 1839:7 (Coraebus).
        syn. distinctus Kerremans 1899b:340.
        syn. argentinae Obenberger 1922b:132.
inermis Cobos 1988b:14.
    ssp. garzoni Cobos 1988b:16.