Acupalpus carus (LeConte, 1863)
Acupalpus humilis (Dejean, 1829)
Acupalpus hydropicus (LeConte, 1863)
Acupalpus indistinctus (Dejean, 1831)
Acupalpus nigriceps (LeConte, 1868)
Acupalpus partiarius (Say, 1823)
Acupalpus pauperculus (Dejean, 1829)
Acupalpus testaceus LeConte, 1844

Bradycellus atrimedius (Say, 1823)
Bradycellus badiipenis (Haldeman, 1843)
Bradycellus californicus (LeConte, 1857)
Bradycellus conformis (Fall, 1905)
Bradycellus congener (LeConte, 1848)
Bradycellus debilipes (Say, 1823)
Bradycellus intermedius Fall, 1905
Bradycellus kirbyi (Horn, 1883)
Bradycellus lecontei Csiki, 1932
Bradycellus nigrinus (Dejean, 1829)
Bradycellus nitidus (Dejean, 1829)
Bradycellus nubicollis Casey, 1914
Bradycellus politus Fall, 1905
Bradycellus puncticollis Casey, 1914
Bradycellus ruprestis (Say, 1823)
Bradycellus symmetricus (Motschulsky, 1850)
Bradycellus tantillus (Dejean, 1829)

Dicheirotrichus (Trichocellus) cognatus Gyllenhal, 1827
Dicheirotrichus (Trichocellus) nitens (LeConte, 1858)
Dicheirotrichus (Trichocellus) ruficrus (Kirby, 1837)

Polpochila capitata (Chaudoir, 1852)

Stenolophus anceps LeConte, 1857
Stenolophus comma (Fabricius, 1792)
Stenolophus conjunctus (Say, 1823)
Stenolophus fidelis Casey, 1814
Stenolophus fuliginosus Dejean, 1828
Stenolophus lecontei Chaudoir, 1868
Stenolophus limbalis LeConte, 1857
Stenolophus lineolus Fabricius, 1792
Stenolophus pallipes (Fabricius, 1792)
Stenolophus ruprestis (Say, 1823)
Stenolophus (Agonoderus) binotatus Casey, 1914
Stenolophus (Agonoderus) maculatus LeConte, 1868
Stenolophus (Agonoderus) rugicollis LeConte, 1859