Tetrastemmatidae Family
The Animal (Nemertellopsis Friedrich, 1935) is a fascinating member of the animal kingdom representing unique evolutionary adaptations. This...
278 species in this family.219 species in this category
Animal (BOLDAEE) - Facts & Information
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Animal (Prostomiopsis Friedrich) - Facts & Information
Prostomiopsis Friedrich, 1936
Animal (Protetrastemma Chernyshev) - Facts & Information
Protetrastemma Chernyshev, 2004
Animal (Tetrastemma albomaculatum) - Facts & Information
Tetrastemma albomaculatum Chernyshev, 2016
Animal (Tetrastemma quadristriatum) - Facts & Information
Tetrastemma quadristriatum Grube, 1869
Animal (Paroerstediella Chernyshev) - Facts & Information
Paroerstediella Chernyshev, 1993
Animal (Tetrastemma quatrefagesi) - Facts & Information
Tetrastemma quatrefagesi (Bürger, 1904)
Animal (BOLDAES) - Facts & Information
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Korallrevsmask; Korallrevsnemertin (Tetrastemma lophoheliae) - Facts & Information
Tetrastemma lophoheliae Bergendal, 1903
Animal (Tetrastemma mixtum) - Facts & Information
Tetrastemma mixtum (Timofeeva, 1912)
Animal (Tetrastemma benedeni) - Facts & Information
Tetrastemma benedeni Czerniavsky, 1880
Animal (Tetrastemma quadrilineatum) - Facts & Information
Tetrastemma quadrilineatum Coe, 1904
Animal (Meionemertes polygonimos) - Facts & Information
Meionemertes polygonimos Gibson, 1986
Animal (Prostomiopsis alba) - Facts & Information
Prostomiopsis alba Friedrich, 1936
Animal (Tetrastemma lilianae) - Facts & Information
Tetrastemma lilianae Corrêa, 1958
Animal (Nemertellopsis typica) - Facts & Information
Nemertellopsis typica Friedrich, 1936
Animal (Tetrastemma sundbergi) - Facts & Information
Tetrastemma sundbergi Sagorny, von Döhren, Rouse & Tilic, 2022
Animal (Tetrastemma verrilli) - Facts & Information
Tetrastemma verrilli (Bürger, 1904)
Animal (Tetrastemma pinnatum) - Facts & Information
Tetrastemma pinnatum Iwata, 1954
Animal (Tetrastemma verinigrum) - Facts & Information
Tetrastemma verinigrum Iwata, 1954
Animal (Tetrastemma antarcticum) - Facts & Information
Tetrastemma antarcticum Bürger, 1893
Animal (Tetrastemma cupido) - Facts & Information
Tetrastemma cupido Hookabe, Kohtsuka & Kajihara, 2021
Animal (Tetrastemma bacescui) - Facts & Information
Tetrastemma bacescui Müller, 1962
Animal (BOLDAEM) - Facts & Information
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Animal (Tetrastemma marionis) - Facts & Information
Tetrastemma marionis Joubin, 1890
Animal (Tetrastemma aseptata) - Facts & Information
Tetrastemma aseptata (Friedrich, 1935)
Animal (Nemertellopsis Friedrich) - Facts & Information
Nemertellopsis Friedrich, 1935
Animal (Arenonemertes Friedrich) - Facts & Information
Arenonemertes Friedrich, 1933
Animal (Digononemertes australiensis) - Facts & Information
Digononemertes australiensis Gibson, 1990
Animal (Tetrastemma persona) - Facts & Information
Tetrastemma persona Hookabe, Kohtsuka, Fujiwara, Tsuchida & Ueshima, 2023
Animal (Tetrastemma cerasinum) - Facts & Information
Tetrastemma cerasinum Bürger, 1895
Animal (BOLDAEG) - Facts & Information
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Animal (Tetrastemma bioculatum) - Facts & Information
Tetrastemma bioculatum Örsted, 1843
テトラステマ属 (Tetrastemma Ehrenberg) - Facts & Information
Tetrastemma Ehrenberg, 1831
Animal (Tetrastemma dubium) - Facts & Information
Tetrastemma dubium Örsted, 1845
Animal (Tetrastemma nimbatum) - Facts & Information
Tetrastemma nimbatum Bürger, 1895
Animal (Tetrastemma tutus) - Facts & Information
Tetrastemma tutus (Monastero, 1930)
Animal (Minutanemertes schifkoi) - Facts & Information
Minutanemertes schifkoi Senz, 1996
Animal (BOLDADW) - Facts & Information
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Animal (Tetrastemma kefersteinii) - Facts & Information
Tetrastemma kefersteinii (Marion, 1869)
Animal (Tetrastemma elongatum) - Facts & Information
Tetrastemma elongatum (Stephenson, 1911)
Animal (Tetrastemma suhmi) - Facts & Information
Tetrastemma suhmi (Bürger, 1904)
Animal (Tetrastemma aberrans) - Facts & Information
Tetrastemma aberrans Coe, 1901
Animal (Paraminutanemertes Senz) - Facts & Information
Paraminutanemertes Senz, 1993
Animal (BOLDAEI) - Facts & Information
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Animal (BOLDAEH) - Facts & Information
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Animal (Africanemertes swakopmundi) - Facts & Information
Africanemertes swakopmundi Stiasny-Wijnhoff, 1942
Animal (Tetrastemma beaumonti) - Facts & Information
Tetrastemma beaumonti (Southern, 1913)
Animal (Tetrastemma incisum) - Facts & Information
Tetrastemma incisum Stimpson, 1855
Animal (Tetrastemma hermaphroditicum) - Facts & Information
Tetrastemma hermaphroditicum (Keferstein, 1868)
Animal (BOLDAET) - Facts & Information
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Animal (Tetrastemma reticulatum) - Facts & Information
Tetrastemma reticulatum Coe, 1904
Animal (Tetrastemma laminariae) - Facts & Information
Tetrastemma laminariae Ushakov, 1928
Animal (BOLDAEZ) - Facts & Information
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Animal (Amphinemertes caeca) - Facts & Information
Amphinemertes caeca (Coe, 1901)
Animal (Ammonemertes erseusi) - Facts & Information
Ammonemertes erseusi Gibson, 1990
Animal (Tetrastemma helvolum) - Facts & Information
Tetrastemma helvolum Bürger, 1895
Animal (Coenemertes Corrêa) - Facts & Information
Coenemertes Corrêa, 1966
Animal (BOLDAEB) - Facts & Information
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Animal (Divanella evelinae) - Facts & Information
Divanella evelinae Gibson, 1973
Animal (Tetrastemma portus) - Facts & Information
Tetrastemma portus Bürger, 1895
Animal (Tetrastemma albolineatum) - Facts & Information
Tetrastemma albolineatum (Timofeeva, 1912)
Animal (Pseudocarcinonemertes) - Facts & Information
Pseudocarcinonemertes Fleming & Gibson, 1981
Animal (BOLDAAE) - Facts & Information
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Animal (Tetrastemma cephalophorum) - Facts & Information
Tetrastemma cephalophorum Bürger, 1895
Fartrand; Fartranden (Tetrastemma vermiculus) - Facts & Information
Tetrastemma vermiculus (Quatrefages, 1846)
Animal (Tetrastemma peltatum) - Facts & Information
Tetrastemma peltatum Bürger, 1895
Animal (Tetrastemma unicolor) - Facts & Information
Tetrastemma unicolor (Hubrecht, 1879)
Animal (Verrillianemertes rathkei) - Facts & Information
Verrillianemertes rathkei Senz, 2001
Animal (Arenonemertes arenicola) - Facts & Information
Arenonemertes arenicola Hylbom, 1991
Animal (Tetrastemma tanikelyensis) - Facts & Information
Tetrastemma tanikelyensis Kirsteuer, 1965
Animal (Tetrastemma viera) - Facts & Information
Tetrastemma viera (Timofeev, 1911)
Animal (Tetrastemma buxeum) - Facts & Information
Tetrastemma buxeum Bürger, 1895
Animal (Tetrastemma diadema) - Facts & Information
Tetrastemma diadema Hubrecht, 1879
Animal (Albanemertes rovinjensis) - Facts & Information
Albanemertes rovinjensis Senz, 1993
Animal (Tetrastemma olgarum) - Facts & Information
Tetrastemma olgarum Chernyshev, 1998
Animal (Tetrastemma cincum) - Facts & Information
Tetrastemma cincum Corrêa, 1957
Animal (Digononemertes Gibson) - Facts & Information
Digononemertes Gibson, 1990
Animal (Minutanemertes Senz) - Facts & Information
Minutanemertes Senz, 1993
Animal (BOLDACQ) - Facts & Information
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Animal (Tetrastemma phaeobasisae) - Facts & Information
Tetrastemma phaeobasisae Kulikova, 1987
Animal (Paraminutanemertes minuta) - Facts & Information
Paraminutanemertes minuta (Friedrich, 1935)
Animal (BOLDADX) - Facts & Information
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Animal (Tetrastemma bistriatum) - Facts & Information
Tetrastemma bistriatum (Timofeeva, 1912)
Animal (Tetrastemma graeffei) - Facts & Information
Tetrastemma graeffei (Diesing, 1863)
Animal (BOLDAAF) - Facts & Information
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Animal (BOLDAEA) - Facts & Information
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Animal (Tetrastemma tristibruna) - Facts & Information
Tetrastemma tristibruna Sundberg & Gibson, 1995
Animal (Tetrastemma stimpsoni) - Facts & Information
Tetrastemma stimpsoni Chernyshev, 1992
Animal (Tetrastemma turdum) - Facts & Information
Tetrastemma turdum Corrêa, 1957
Animal (BOLDAFJ) - Facts & Information
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Diadem-Mask; Diademnemertin (Tetrastemma coronatum) - Facts & Information
Tetrastemma coronatum (Quatrefages, 1846)
Animal (Tetrastemma fozense) - Facts & Information
Tetrastemma fozense Gibson & Junoy, 1991
Animal (Tetrastemma freyae) - Facts & Information
Tetrastemma freyae Chernyshev, Polyakova, Vignesh, Jain, Sanjeevi, Norenburg & Rajesh, 2020
Animal (Tetrastemma varicolor) - Facts & Information
Tetrastemma varicolor Ørsted, 1843
Animal (Itanemertes Corrêa) - Facts & Information
Itanemertes Corrêa, 1957
Animal (Tetrastemma merula) - Facts & Information
Tetrastemma merula (Corrêa, 1954)
Animal (Tetrastemma duboisi) - Facts & Information
Tetrastemma duboisi Bürger, 1893
Animal (Tetrastemma oerstedi) - Facts & Information
Tetrastemma oerstedi Senz, 2001
Animal (Ammonemertes Gibson) - Facts & Information
Ammonemertes Gibson, 1990