Trigonostomus Brenske, 1893
[8 species].
Conserved name (International Commission on Zoological Nomenclature 2009).
Type species Trigonostomum mucoreum Burmeister, 1847, by plenary power.
Trigonostomum Burmeister, 1844 . Type species Trigonostomum mucoreum Burmeister, 1847, by monotypy. Supressed name (International Commission on Zoological Nomenclature 2009).