Scymninae
Scymninae er undirætt af bjöllum í ættinni Coccinellidae. Það eru að minnsta kosti 170 tegundir í Scymninae.

Ættkvíslir
 Brachiacantha Chevrolat in Dejean, 1837 
 Clitostethus
 Cryptognatha Mulsant, 1850
 Cryptogonus Mulsant, 1850
 Cryptolaemus Mulsant, 1853
 Decadiomus Chapin, 1933
 Didion Casey, 1899
 Diomus Mulsant, 1850
 Helesius Casey, 1899
 Hyperaspidius Crotch, 1873
 Hyperaspis Chevrolat in Dejean, 1837
 Nephaspis Casey, 1899
 Nephus Mulsant, 1846
 Pentilia Mulsant, 1850
 Sasajiscymnus Vandenberg, 2004
 Scymnobius Casey, 1899
 Scymnodes Blackburn, 1889
 Scymnus Kugelann, 1794
 Selvadius Casey, 1899 
 Stethorus Weise, 1885 
 Thalassa Mulsant, 1850
 Zagloba Casey, 1899 
 Zilus Mulsant, 1850

Tilvísanir

 "The Coccinellidae (Coleoptera) of America North of Mexico", Robert D. Gordon. 1985. Journal of the New York Entomological Society, Vol. 93, No. 1.
 Gordon, Robert D. (1985). "The Coccinellidae (Coleoptera) of America North of Mexico". Journal of the New York Entomological Society, vol. 93, no. 1, 1-912.
 Kuznetsov, Victor N. (1997). "Lady Beetles of the Russian Far East". Center for Systematic Entomology, Memoir No. 1, xii + 248.
 Lawrence, J. F., and A. F. Newton Jr. / Pakaluk, James, and Stanislaw Adam Slipinski, eds. (1995). "Families and subfamilies of Coleoptera (with selected genera, notes, references and data on family-group names)". Biology, Phylogeny, and Classification of Coleoptera: Papers Celebrating the 80th Birthday of Roy A. Crowson, vol. 2, 779-1006.
 Vandenberg, Natalia J. / Arnett, Ross H. Jr., M. C. Thomas, P. E. Skelley, and J. H. Frank, eds. (2002). "Family 93; Coccinellidae Latreille 1807". American Beetles, vol. 2; Polyphaga: Scarabaeoidea through Curculionoidea, 371-389.

Viðbótarlesning
 NCBI Taxonomy Browser, Scymninae
 Arnett, R. H. Jr., M. C. Thomas, P. E. Skelley and J. H. Frank. (eds.). (21 June 2002). American Beetles, Volume II: Polyphaga: Scarabaeoidea through Curculionoidea. CRC Press LLC, Boca Raton, Florida .
 
 Richard E. White. (1983). Peterson Field Guides: Beetles. Houghton Mifflin Company.

Bjöllur
Maríubjöllur