- ↑ Gordon, Robert D. (1985) The Coccinellidae (Coleoptera) of America North of Mexico, Journal of the New York Entomological Society, vol. 93, no. 1
- ↑ Belicek, Joseph (1976) Coccinellidae of western Canada and Alaska with analyses of the transmontane zoogeographic relationships between the fauna of British Columbia and Alberta (Insecta: Coleoptera: Coccinellidae), Quaestiones Entomologicae, vol. 12, no. 4
- ↑ Kuznetsov, Victor N. (1997) Lady Beetles of the Russian Far East, Center for Systematic Entomology, Memoir No. 1
- ↑ 4.0 4.1 Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D. (ed.) (2011). "Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist". Species 2000: Reading, UK. Ginkuhà 24 Septyembre 2012.CS1 maint: multiple names: authors list (link) CS1 maint: extra text: authors list (link)
- ↑ ITIS: The Integrated Taxonomic Information System. Orrell T. (custodian), 26 Abril 2011
