Between brackets is the number of accepted species
1 Click on "-" to collapse/hide all child taxa
2 Shows the number of accepted species within the taxon
3 The last expanded taxon is highlighted
4 Click on "+" to expand/show all child taxa
5 Click to see the taxon details page
- Biota
- Kingdom Animalia
- Phylum Acanthocephala
- Phylum Agmata †
- Phylum Animalia (awaiting allocation)
- Phylum Animalia incertae sedis
- Phylum Annelida
- Phylum Arthropoda
- Phylum Brachiopoda
- Phylum Bryozoa
- Phylum Cephalorhyncha incertae sedis
- Phylum Chaetognatha
- Phylum Chitinozoa †
- Phylum Chordata
- Phylum Cnidaria
- Phylum Ctenophora
- Phylum Cycliophora
- Phylum Cycloneuralia incertae sedis
- Phylum Ecdysozoa incertae sedis †
- Phylum Echinodermata
- Phylum Entoprocta
- Phylum Gastrotricha
- Phylum Gnathostomulida
- Phylum Hemichordata
- Phylum Hyolitha †
- Phylum Kinorhyncha
- Phylum Lobopoda †
- Phylum Loricifera
- Phylum Micrognathozoa
- Phylum Mollusca
- Class Aplacophora
- Class Bivalvia
- Class Calyptoptomatida †
- Class Camerothecida
- Class Cephalopoda
- Class Cricoconarida †
- Class Gastropoda
- Subclass Neritimorpha
- Subclass Neritimorpha incertae sedis
- Subclass Vetigastropoda
- Subclass Vetigastropoda incertae sedis
- Order Acochlidiacea
- Order Acochlidioidea
- Order Allogastropoda †
- Order Anaspidea
- Order Archaeogastropoda
- Order Archaeopulmonata
- Order Architaenioglossa
- Order Architaenoglossa accepted as Architaenioglossa
- Order Basommatophora
- Order Basommatophora incertae sedis
- Order Bellerophontida †
- Order Caenogastropoda (awaiting allocation)
- Order Caenogastropoda incertae sedis
- Order Cephalaspidea
- Order Cocculiniformia
- Order Coenogastropoda incertae sedis
- Order Cylindrobullida
- Order Cyrtoneritimorpha †
- Order Docoglossa
- Order Ellobiida
- Order Eogastropoda
- Order Euomphalina †
- Order Eupulmonata incertae sedis
- Order Gastropoda (awaiting allocation)
- Order Gastropoda incertae sedis
- Order Gymnosomata
- Order Helicinoidea †
- Order Heterobranchia incertae sedis
- Order Heterostropha
- Order Heterostrophia accepted as Heterostropha
- Order Hygrophila
- Order Hypsogastropoda incertae sedis
- Order Littorinimorpha
- Order Macluritina †
- Order Mesogastropoda
- Order Mimospirida †
- Order Murchisoniina †
- Order Muricoidea
- Order Neogastropoda
- Order Neomphalina incertae sedis
- Order Neotaenioglossa
- Order Neritoina †
- Order Notaspidea
- Order Nudibranchia
- Order Opisthobranchia (awaiting allocation)
- Order Orthogastropoda (awaiting allocation) †
- Order Paragastropoda †
- Order Patellogastropoda
- Order Patellogastropoda incertae sedis
- Order Pleurobranchacea
- Order Pleurobranchomorpha
- Family Pleurobranchaeidae Pilsbry, 1896
- Family Pleurobranchidae Férussac, 1822
- Genus Bathyberthella Willan, 1983
- Genus Bertella Paetel, 1875 accepted as Berthella Blainville, 1824
- Genus Berthella Blainville, 1824
- Genus Berthellina Gardiner, 1936
- Species Berthellina amarillus (Mattox, 1953)
- Species Berthellina americanus (Verrill, 1885)
- Species Berthellina citrina (Rüppell & Leuckart, 1828) accepted as Gymnotoplax citrina (Ruppell & Leuckart, 1828)
- Species Berthellina edwardsi (Vayssière, 1896)
- Species Berthellina engeli Gardiner, 1936
- Species Berthellina ilisima Marcus & Marcus, 1967
- Species Berthellina oblonga (Audouin, 1826)
- Species Berthellina punctata (Quoy & Gaimard, 1832)
- Species Berthellina quadridens (Mörch, 1863) accepted as Gymnotoplax quadridens
- Species Berthellina saidensis (O'Donoghue, 1929)
- Genus Berthellinops Burn, 1962 accepted as Berthella Blainville, 1824
- Genus Boreoberthella Martynov & Schrödl, 2009
- Genus Bouvieria Vayssière, 1896 accepted as Berthella Blainville, 1824
- Genus Cleanthus Leach, 1847 accepted as Berthella Blainville, 1824
- Genus Gymnotoplax Pilsbry in Pilsbry & Tryon, 1896 accepted as Berthella Blainville, 1824
- Genus Osanius Leach in Gray, 1847
- Genus Oscaniella Bergh, 1897 accepted as Pleurobranchus Cuvier, 1804
- Genus Oscanius Winckworth, 1932
- Genus Oscanius Leach in Gray, 1847 accepted as Pleurobranchus Cuvier, 1804
- Genus Parabathyberthella García, García-Gómez, Troncoso & Cervera, 1994 accepted as Bathyberthella Willan, 1983
- Genus Pleuredhera accepted as Pleurehdera Ev. Marcus & Er. Marcus, 1970
- Genus Pleurehdera Ev. Marcus & Er. Marcus, 1970
- Genus Pleurobranchaena Swainson, 1840 accepted as Pleurobranchaea Leue, 1813
- Genus Pleurobranchaeum Guérin-Méneville, 1844 accepted as Pleurobranchaea Leue, 1813
- Genus Pleurobranchopsis Verrill, 1900
- Genus Pleurobranchus Cuvier, 1804
- Genus Polictenidia Garcia, Troncoso, Cervera & Garcia-Gomez, 1996 accepted as Bathyberthella Willan, 1983
- Genus Pseudolibania de Stefani, 1879 accepted as Pleurobranchus Cuvier, 1804
- Genus Susania Gray, 1857 accepted as Pleurobranchus Cuvier, 1804
- Genus Tomthompsonia Wägele & Hain, 1991
- Order Prosobranchia (awaiting allocation)
- Order Ptenoglossa
- Order Pulmonata (awaiting allocation)
- Order Pulmonata incertae sedis
- Order Runcinoidea
- Order Sacoglossa
- Order Sorbeoconcha
- Order Stenoglossa
- Order Stylommatophora
- Order Systellommatophora
- Order Thecosomata
- Order Tonnoidea
- Order Umbraculida
- Order Umbraculomorpha
- Class Helcionelloida †
- Class Mollusca (awaiting allocation)
- Class Mollusca incertae sedis
- Class Monoplacophora
- Class Paragastropoda †
- Class Polyplacophora
- Class Rostroconchia †
- Class Scaphopoda
- Class Stenothecoida †
- Class Tentaculita †
- Family Maikhanellidae Missarzhevsky, 1989 †
- Genus Lingulocaris Salter, 1866 †
- Genus Modiolocaris Peach in Jehu & Campbell, 1917 † accepted as Lingulocaris Salter, 1866 †
- Phylum Monoblastozoa accepted as Animalia incertae sedis
- Phylum Nematoda
- Phylum Nematomorpha
- Phylum Nemertea
- Phylum Onychophora
- Phylum Orthonectida
- Phylum Phoronida
- Phylum Placozoa
- Phylum Platyhelminthes
- Phylum Pogonophora accepted as Siboglinidae Caullery, 1914
- Phylum Porifera
- Phylum Priapula accepted as Priapulida
- Phylum Priapulida
- Phylum Problematica † accepted as Animalia incertae sedis
- Phylum Rhombozoa
- Phylum Rotifera
- Phylum Scalidophora incertae sedis
- Phylum Sipuncula
- Phylum Tardigrada
- Phylum Trace fossils †
- Phylum Vendobionta †
- Phylum Vestimentifera accepted as Siboglinidae Caullery, 1914
- Phylum Vetulicolia †
- Phylum Vinctiplicata incertae sedis †
- Phylum Xenacoelomorpha
- Genus Trilobocaris Pribyl, 1953 †
- Kingdom Archaea
- Kingdom Bacteria
- Kingdom Chromista
- Kingdom Fungi
- Kingdom Plantae
- Kingdom Protista accepted as Protozoa
- Kingdom Protozoa
- Kingdom Viruses
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