Cychrus caraboides rostratus (Fabricius, 1775)
Cychrus starcki Reitter, 1888
Cychrus tuberculatus Harris, 1839

Scaphinotus andrewsii Harris, 1839
Scaphinotus angulatus maritimus (Van Dyke, 1924)
Scaphinotus angusticollis angusticollis Mannerheim, 1824
Scaphinotus angusticollis longipes Casey, 1897
Scaphinotus angusticollis nigripennis Roeschke, 1907
Scaphinotus cristatus cristatus (Harris, 1839)
Scaphinotus elevatus elevatus (Fabricius, 1787)
Scaphinotus elevatus flammeus Haldeman, 1844
Scaphinotus elevatus tenebricosus Roeschke, 1907
Scaphinotus interruptus constrictus (LeConte, 1853)
Scaphinotus interruptus dissolutus Casey, 1897
Scaphinotus interruptus interruptus (Ménétriés, 1844)
Scaphinotus interruptus montereyensis (Casey, 1920)
Scaphinotus lodingi Valentine
Scaphinotus longiceps (Van Dyke, 1924)
Scaphinotus marginatus columbianus (Casey, 1920)
Scaphinotus marginatus fallax Roeschke, 1907
Scaphinotus marginatus marginatus (Fischer, 1822)
Scaphinotus obliquus (LeConte, 1868)
Scaphinotus oreophilus hoppingi (Roeschke, 1907)
Scaphinotus oreophilus oreophilus (Rivers, 1890)
Scaphinotus oreophilus riversi (Roeschke, 1907)
Scaphinotus punctatus catenulatus (Casey, 1897)
Scaphinotus punctatus mimus (Horn, 1874)
Scaphinotus punctatus punctatus (LeConte, 1859)
Scaphinotus relictus regularis LeConte, 1885
Scaphinotus relictus relictus Horn, 1881
Scaphinotus reticulatus (Motschulsky, 1850)
Scaphinotus schwarzi (Beutenmüller, 1913)
Scaphinotus stratiopunctatus (Chaudoir, 1844)
Scaphinotus subtilis (Schaum, 1863)
Scaphinotus unicolor shoemaker Leng, 1914
Scaphinotus vandykei Roeschke, 1907
Scaphinotus ventricosus crenatus (LeConte)
Scaphinotus ventricosus ventricosus (Dejean, 1831)
Scaphinotus viduus Dejean, 1826

Sphaeroderus canadensis Chaudoir, 1861
Sphaeroderus nitidicollis brevoorti LeConte, 1848
Sphaeroderus stenostomus bicarinatus LeConte, 1853
Sphaeroderus stenostomus lecontei Dejean, 1826
Sphaeroderus stenostomus stenostomus Weber, 1801