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MarBEF Data System |
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Between brackets is the number of accepted marine extant species
1 Click on "-" to collapse/hide all child taxa
2 Shows the number of accepted marine extant 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 (32 254)
- Kingdom Animalia (26 732)
- Phylum Acanthocephala (64)
- Phylum Annelida (2 174)
- Phylum Arthropoda (7 688)
- Phylum Brachiopoda (39)
- Phylum Bryozoa (786)
- Phylum Cephalorhyncha
- Phylum Chaetognatha (41)
- Phylum Chordata (2 245)
- Phylum Cnidaria (1 469)
- Phylum Coelenterata
- Phylum Ctenophora (37)
- Phylum Cycliophora (1)
- Phylum Dicyemida (17)
- Phylum Echinodermata (650)
- Phylum Ectoprocta accepted as Bryozoa
- Phylum Entoprocta (59)
- Phylum Gastrotricha (257)
- Phylum Gnathostomulida (25)
- Phylum Hemichordata (17)
- Phylum Kinorhyncha (83)
- Phylum Loricifera (2)
- Phylum Mesozoa accepted as Dicyemida
- Phylum Mollusca (4 736)
- Phylum Nematoda (1 849)
- Phylum Nematomorpha (3)
- Phylum Nemertea (372)
- Class Anopla accepted as Nemertea incertae sedis
- Class Enopla accepted as Hoplonemertea
- Class Hoplonemertea (181)
- Order Bdellonemertea accepted as Malacobdellidae Blanchard, 1847
- Order Monostilifera (143)
- Suborder Cratenemertea (7)
- Suborder Eumonostilifera (136)
- Infraorder Amphiporina (120)
- Family Amphiporidae Örsted, 1843 (10)
- Family Carcinonemertidae Sumner, Osburn & Cole, 1913 (1)
- Family Emplectonematidae Bürger, 1904 (11)
- Family Malacobdellidae Blanchard, 1847 (1)
- Family Neesiidae Chernyshev, 2005 (2)
- Family Ototyphlonemertidae Coe, 1940 (10)
- Family Poseidonemertidae Chernyshev, 2002
- Family Prosorhochmidae Bürger, 1895 (4)
- Family Prostomatidae Bürger, 1904
- Family Sacconemertidae Chernyshev, Timoshkin & Kawakatsu, 1998 (10)
- Family Tetrastemmatidae Hubrecht, 1879 (67)
- Genus Albanemertes Senz, 1993 (1)
- Genus Arctostemma Chernyshev, Polyakova, Norenburg & Kajihara, 2021 (1)
- Genus Arenonemertes Friedrich, 1933 (3)
- Genus Minutanemertes Senz, 1993 (3)
- Genus Nemertellopsis Friedrich, 1935 (3)
- Genus Paraminutanemertes Senz, 1993 (1)
- Genus Prostomatella Friedrich, 1935 (1)
- Genus Prostomiopsis Friedrich, 1936 (1)
- Genus Psammamphiporus Gibson, 1989 accepted as Tetrastemma Ehrenberg, 1831
- Genus Tetrastemma Ehrenberg, 1831 (53)
- Species Tetrastemma albolineatum (Timofeeva, 1912)
- Species Tetrastemma ambiguum Riches, 1893
- Species Tetrastemma angulatus Senz, 1993
- Species Tetrastemma arctica Ushakov, 1926 accepted as Arctostemma arcticum (Ushakov, 1926)
- Species Tetrastemma aseptata (Friedrich, 1935)
- Species Tetrastemma assimile Örsted, 1844
- Species Tetrastemma bacescui Müller, 1962
- Species Tetrastemma baculus (Quatrefages, 1846)
- Species Tetrastemma beaumonti (Southern, 1913)
- Species Tetrastemma bioculatum Örsted, 1843
- Species Tetrastemma bipeltatum (Timofeeva, 1912)
- Species Tetrastemma bistriatum (Timofeeva, 1912)
- Species Tetrastemma brunnea (Friedrich, 1935)
- Species Tetrastemma buxeum Bürger, 1895
- Species Tetrastemma candidum (Müller, 1774)
- Species Tetrastemma cassidens (Marenzeller, 1886)
- Species Tetrastemma cephalophorum Bürger, 1895
- Species Tetrastemma cerasinum Bürger, 1895
- Species Tetrastemma coronatum (Quatrefages, 1846)
- Species Tetrastemma cruciatum Bürger, 1895
- Species Tetrastemma cruciatus sensu Senz, 1993 accepted as Tetrastemma kirsteueri Senz, 1995
- Species Tetrastemma diadema Hubrecht, 1879
- Species Tetrastemma dubium Örsted, 1845
- Species Tetrastemma elongatum (Stephenson, 1911)
- Species Tetrastemma falsum Bürger, 1895
- Species Tetrastemma flavidum Ehrenberg, 1828
- Species Tetrastemma fozense Gibson & Junoy, 1991
- Species Tetrastemma fozensis Gibson & Junoy, 1991 accepted as Tetrastemma fozense Gibson & Junoy, 1991
- Species Tetrastemma fulvum Kirsteuer, 1963
- Species Tetrastemma glanduliferum Bürger, 1895
- Species Tetrastemma graeffei (Diesing, 1863)
- Species Tetrastemma helvolum Bürger, 1895
- Species Tetrastemma hermaphroditica (Keferstein, 1868) accepted as Tetrastemma hermaphroditicum (Keferstein, 1868)
- Species Tetrastemma hermaphroditicum (Keferstein, 1868)
- Species Tetrastemma herouardi (Oxner, 1908)
- Species Tetrastemma humile (Quatrefages, 1846)
- Species Tetrastemma humilis (Quatrefages, 1846) accepted as Tetrastemma humile (Quatrefages, 1846)
- Species Tetrastemma interruptum Bürger, 1895
- Species Tetrastemma kefersteinii (Marion, 1869)
- Species Tetrastemma kirsteueri Senz, 1995
- Species Tetrastemma knochii (Kölliker, 1845)
- Species Tetrastemma laminariae Ushakov, 1928
- Species Tetrastemma leonillae (Oxner, 1908)
- Species Tetrastemma longissimum Bürger, 1895
- Species Tetrastemma lophoheliae Bergendal, 1903
- Species Tetrastemma marionis Joubin, 1890
- Species Tetrastemma melanocephalum (Johnston, 1837)
- Species Tetrastemma mixtum (Timofeeva, 1912)
- Species Tetrastemma nimbatum Bürger, 1895
- Species Tetrastemma peltatum Bürger, 1895
- Species Tetrastemma portus Bürger, 1895
- Species Tetrastemma quadristriatum Langerhans, 1880
- Species Tetrastemma quatrefagesi (Bürger, 1904)
- Species Tetrastemma robertianae McIntosh, 1874
- Species Tetrastemma scutelliferum Bürger, 1895
- Species Tetrastemma simplex (Timofeev, 1911)
- Species Tetrastemma subpellucidum Örsted, 1843
- Species Tetrastemma timofeevai Gibson, 1995
- Species Tetrastemma tutus (Monastero, 1930)
- Species Tetrastemma unicolor (Hubrecht, 1879)
- Species Tetrastemma vastum Bürger, 1895
- Species Tetrastemma vermiculus (Quatrefages, 1846)
- Species Tetrastemma viera (Timofeev, 1911)
- Species Tetrastemma viperula (Timofeev, 1911)
- Species Tetrastemma virgatum Kirsteuer, 1963
- Species Tetrastemma vittigerum (Bürger, 1904)
- Family Zygonemertidae Chernyshev, 2005 (2)
- Genus Annulonemertes Berg, 1985 (1)
- Genus Atrionemertes Senz, 1993 (1)
- Infraorder Oerstediina (16)
- Suborder Monostilifera incertae sedis
- Order Polystilifera (38)
- Class Nemertea incertae sedis
- Class Palaeonemertea (46)
- Class Pilidiophora (145)
- Phylum Nemertina represented as Nemertea
- Phylum Orthonectida (19)
- Phylum Pentastomida accepted as Pentastomida
- Phylum Phoronida (9)
- Phylum Placozoa (1)
- Phylum Platyhelminthes (2 192)
- Phylum Pogonophora accepted as Siboglinidae Caullery, 1914
- Phylum Porifera (1 514)
- Phylum Priapulida (7)
- Phylum Rotifera (104)
- Phylum Sipunculida accepted as Sipuncula
- Phylum Tardigrada (83)
- Phylum Xenacoelomorpha (189)
- Kingdom Bacteria (157)
- Kingdom Chromista (3 254)
- Kingdom Fungi (374)
- Kingdom Monera represented as Bacteria
- Kingdom Plantae (1 473)
- Kingdom Protozoa (264)
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