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 (Tetrastemma polyakovae) - Facts & Information
Tetrastemma polyakovae Sagorny, von Döhren, Rouse & Tilic, 2022
Animal (Tetrastemma album) - Facts & Information
Tetrastemma album Hookabe, Kohtsuka, Fujiwara, Tsuchida & Ueshima, 2023
Animal (Tetrastemma candidum) - Facts & Information
Tetrastemma candidum (Müller, 1774)
Animal (Algonemertes Corrêa) - Facts & Information
Algonemertes Corrêa, 1954
Animal (BOLDAAD) - Facts & Information
BOLD:AAD1976
Animal (Tetrastemma nanum) - Facts & Information
Tetrastemma nanum Corrêa, 1957
Animal (Tetrastemma amphiporoides) - Facts & Information
Tetrastemma amphiporoides Bürger, 1893
Animal (Tetrastemma angulatus) - Facts & Information
Tetrastemma angulatus Senz, 1993
Animal (Dichonemertes hartmanae) - Facts & Information
Dichonemertes hartmanae Coe, 1938
Animal (Tetrastemma octopunctatum) - Facts & Information
Tetrastemma octopunctatum Hubrecht, 1879
Animal (Amphinemertes Coe) - Facts & Information
Amphinemertes Coe, 1940
Animal (Tetrastemma vastum) - Facts & Information
Tetrastemma vastum Bürger, 1895
Animal (Divanella Gibson) - Facts & Information
Divanella Gibson, 1974
Tvåfårad Diamantmask; Tvåfårad Diamantnemertin (Tetrastemma ambiguum) - Facts & Information
Tetrastemma ambiguum Riches, 1893
Animal (Austroprostoma namaquaense) - Facts & Information
Austroprostoma namaquaense Stiasny-Wijnhoff, 1942
Animal (Tetrastemma nigrolineatum) - Facts & Information
Tetrastemma nigrolineatum Wheeler, 1934
Animal (Tetrastemma pseudocoronatum) - Facts & Information
Tetrastemma pseudocoronatum Chernyshev, 1998
Animal (BOLDAEK) - Facts & Information
BOLD:AEK4423
Animal (Minutanemertes alba) - Facts & Information
Minutanemertes alba Senz, 1993
Animal (Tetrastemma herouardi) - Facts & Information
Tetrastemma herouardi (Oxner, 1908)
Animal (Tetrastemma georgianum) - Facts & Information
Tetrastemma georgianum Bürger, 1893
Animal (Tetrastemma bilineatum) - Facts & Information
Tetrastemma bilineatum Coe, 1904
Animal (Verrillianemertes Senz) - Facts & Information
Verrillianemertes Senz, 2001
Animal (Tetrastemma assimile) - Facts & Information
Tetrastemma assimile Örsted, 1844
Animal (Nemertellopsis macrodasys) - Facts & Information
Nemertellopsis macrodasys Friedrich, 1935
Animal (Tetrastemma simplex) - Facts & Information
Tetrastemma simplex (Timofeev, 1911)
Animal (BOLDADM) - Facts & Information
BOLD:ADM1957
メノコヒモムシ (Tetrastemma nigrifrons) - Facts & Information
Tetrastemma nigrifrons Coe, 1904
Animal (Tetrastemma wilsoni) - Facts & Information
Tetrastemma wilsoni Coe, 1943
Animal (Tetrastemma tridentatum) - Facts & Information
Tetrastemma tridentatum Korotkevich, 1977
Animal (Itanemertes nonatoi) - Facts & Information
Itanemertes nonatoi Corrêa, 1957
Animal (Arctostemma arcticum) - Facts & Information
Arctostemma arcticum (Ushakov, 1926)
Animal (Tetrastemma longissimum) - Facts & Information
Tetrastemma longissimum Bürger, 1895
Animal (Tetrastemma hansi) - Facts & Information
Tetrastemma hansi Bürger, 1893
Animal (Tetrastemma shohoense) - Facts & Information
Tetrastemma shohoense Hookabe, Kohtsuka, Fujiwara, Tsuchida & Ueshima, 2023
Animal (Tetrastemma dutoiti) - Facts & Information
Tetrastemma dutoiti (Wheeler, 1940)
Animal (Tetrastemma brunneum) - Facts & Information
Tetrastemma brunneum (Friedrich, 1935)
Animal (Tetrastemma pimaculatum) - Facts & Information
Tetrastemma pimaculatum Chernyshev, 1998
Brunbandad Diamantmask; Halsbandsnemertin (Tetrastemma robertianae) - Facts & Information
Tetrastemma robertianae McIntosh, 1874
Animal (Tetrastemma enteroplecta) - Facts & Information
Tetrastemma enteroplecta (Corrêa, 1954)
Animal (Prostomatella arenicola) - Facts & Information
Prostomatella arenicola Friedrich, 1935
Animal (Tetrastemma worki) - Facts & Information
Tetrastemma worki Corrêa, 1961
Animal (BOLDADC) - Facts & Information
BOLD:ADC8103
Animal (Arctostemma Chernyshev) - Facts & Information
Arctostemma Chernyshev, Polyakova, Norenburg & Kajihara, 2021
Animal (Quoyianemertes girardi) - Facts & Information
Quoyianemertes girardi Senz, 2001
Animal (Tetrastemma herthae) - Facts & Information
Tetrastemma herthae Corrêa, 1963
Animal (Tetrastemma falsum) - Facts & Information
Tetrastemma falsum Bürger, 1895
Animal (Tetrastemma lumbricoideum) - Facts & Information
Tetrastemma lumbricoideum (Dugès, 1828)
Animal (Tetrastemma jeani) - Facts & Information
Tetrastemma jeani McCaul, 1963
Animal (Africanemertes ruetzleri) - Facts & Information
Africanemertes ruetzleri Kirsteuer, 1965
Animal (Tetrastemma aequicolor) - Facts & Information
Tetrastemma aequicolor Chernyshev, 2024
Animal (Tetrastemma parallelos) - Facts & Information
Tetrastemma parallelos Abato, Yoshida & Kajihara, 2022
Animal (Tetrastemma omicron) - Facts & Information
Tetrastemma omicron Joubin, 1902
Animal (Nemertellopsis pacifica) - Facts & Information
Nemertellopsis pacifica Friedrich, 1970
Animal (Tetrastemma montagui) - Facts & Information
Tetrastemma montagui Senz, 2001
Animal (Annulonemertes Berg) - Facts & Information
Annulonemertes Berg, 1985
Animal (BOLDAAW) - Facts & Information
BOLD:AAW6804
Animal (Tetrastemma interruptum) - Facts & Information
Tetrastemma interruptum Bürger, 1895
Animal (Prostomatella Friedrich) - Facts & Information
Prostomatella Friedrich, 1935
Animal (Tetrastemma microocelli) - Facts & Information
Tetrastemma microocelli (Sun, 1995)
Animal (Tetrastemma appendiculatum) - Facts & Information
Tetrastemma appendiculatum Chernyshev, 1998
Animal (Quoyianemertes Senz) - Facts & Information
Quoyianemertes Senz, 2001
Animal (Tetrastemma glanduliferum) - Facts & Information
Tetrastemma glanduliferum Bürger, 1895
Animal (Minutanemertes adiverticulata) - Facts & Information
Minutanemertes adiverticulata Senz, 1993
Animal (Tetrastemma virgatum) - Facts & Information
Tetrastemma virgatum Kirsteuer, 1963
Four-Eyed Nemertean (Tetrastemma elegans) - Facts & Information
Tetrastemma elegans (Girard, 1852)
Animal (Tetrastemma maivikenensis) - Facts & Information
Tetrastemma maivikenensis Wheeler, 1934
Animal (Tetrastemma schultzei) - Facts & Information
Tetrastemma schultzei f. typica Czerniavsky, 1880
Animal (BOLDACM) - Facts & Information
BOLD:ACM5113
Animal (Tetrastemma primum) - Facts & Information
Tetrastemma primum Corrêa, 1954
Animal (Tetrastemma rollandi) - Facts & Information
Tetrastemma rollandi Joubin, 1905
Animal (Tetrastemma fulvum) - Facts & Information
Tetrastemma fulvum Kirsteuer, 1963
Animal (Tetrastemma humile) - Facts & Information
Tetrastemma humile (Quatrefages, 1846)
Animal (Tetrastemma longistriatum) - Facts & Information
Tetrastemma longistriatum Wheeler, 1934
Animal (Tetrastemma strandae) - Facts & Information
Tetrastemma strandae Sagorny, von Döhren, Rouse & Tilic, 2022
Animal (Tetrastemma bipeltatum) - Facts & Information
Tetrastemma bipeltatum (Timofeeva, 1912)
Animal (Tetrastemma scutelliferum) - Facts & Information
Tetrastemma scutelliferum Bürger, 1895
Animal (Tetrastemma bicolor) - Facts & Information
Tetrastemma bicolor Coe, 1901
Animal (BOLDAAI) - Facts & Information
BOLD:AAI0710
Animal (Tetrastemma knochii) - Facts & Information
Tetrastemma knochii (Kölliker, 1845)
Animal (Meionemertes Gibson) - Facts & Information
Meionemertes Gibson, 1986
Animal (Algonemertes alba) - Facts & Information
Algonemertes alba Corrêa, 1954
Animal (Tetrastemma subpellucidum) - Facts & Information
Tetrastemma subpellucidum Örsted, 1843
Animal (Tetrastemma viperula) - Facts & Information
Tetrastemma viperula (Timofeev, 1911)
Animal (Annulonemertes minuscula) - Facts & Information
Annulonemertes minuscula Berg, 1985
Animal (Pseudocarcinonemertes homari) - Facts & Information
Pseudocarcinonemertes homari Fleming & Gibson, 1981
Four-Eyed Nemertean (Tetrastemma vittigerum) - Facts & Information
Tetrastemma vittigerum (Bürger, 1904)
Animal (Arenonemertes minuta) - Facts & Information
Arenonemertes minuta Friedrich, 1949
Blek Diamantmask; Blek Diamantnemertin (Tetrastemma flavidum) - Facts & Information
Tetrastemma flavidum Ehrenberg, 1828
Animal (Protetrastemma viride) - Facts & Information
Protetrastemma viride (Kulikova, 1989)
サニヌリヒモムシ (Tetrastemma roseocephalum) - Facts & Information
Tetrastemma roseocephalum (Yamaoka, 1947)
Animal (Tetrastemma insolens) - Facts & Information
Tetrastemma insolens Iwata, 1952
Animal (Dichonemertes coensis) - Facts & Information
Dichonemertes coensis Friedrich, 1970
Animal (Tetrastemma stanleyi) - Facts & Information
Tetrastemma stanleyi Wheeler, 1934
Animal (Tetrastemma cruciatum) - Facts & Information
Tetrastemma cruciatum Bürger, 1895
Animal (Tetrastemma cassidens) - Facts & Information
Tetrastemma cassidens (Marenzeller, 1886)
Animal (Tetrastemma baculus) - Facts & Information
Tetrastemma baculus (Quatrefages, 1846)
Animal (Tetrastemma capitatum) - Facts & Information
Tetrastemma capitatum Lebedinsky, 1889
Animal (Tetrastemma piolinum) - Facts & Information
Tetrastemma piolinum Corrêa, 1957
Animal (Tetrastemma maculatum) - Facts & Information
Tetrastemma maculatum (Timofeeva, 1912)