Status: invalid taxon = abandoned concept
Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Spiralia
Cladus: Lophotrochozoa
Phylum: Mollusca
Classis: Gastropoda
Subclassis: Heterobranchia
Informal Group: Opisthobranchia
Ordines (10): Acochlidiacea, Anaspidea, Cephalaspidea, Gymnosomata, Nudibranchia, Pleurobranchomorpha, Runcinacea, Sacoglossa, Thecosomata & Umbraculida
[source: tentatively following Gofas (2011)]
[source: WoRMS shows Opisthobranchia as unaccepted (abandoned concept) Sept. 2019]
References
Bergh, R 1907: The Opisthobranchia of South Africa. Transactions of the South African Philosphical Society, 27 (1): 1–144.
Bouchet, P.; Rocroi, J.-P. 2005: Classification and nomenclator of gastropod families. Malacologia, 47: 1–397.
Goddard, J.H.R. 2004: Developmental mode in benthic opisthobranch molluscs from the northeast Pacific Ocean: feeding in a sea of plenty. Canadian journal of zoology, 82 (12): 1954–1968. DOI: 10.1139/z05-008
Uribe, R.A. et al. 2013: A review on the diversity and distribution of opisthobranch gastropods from Peru, with the addition of three new records (Gastropoda, Heterobranchia). Spixiana, 36 (1): 43–60. full article (PDF)
Links
Opisthobranchia in the World Register of Marine Species
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