Th
Thalassema Lamarck, 1801
- Thalassema antarcticum Stephen, 1941
- Thalassema arcassonense Cuenot, 1902
- Thalassema brevipalpis Quatrefages, A. de, 1865
- Thalassema diaphanes Sluiter, 1888
- Thalassema elapsum Sluiter, 1912
- Thalassema fuscum Ikeda, 1904
- Thalassema hartmani Fisher, 1947
- Thalassema indivisum Sluiter, 1900
- Thalassema jenniferae Biseswar, R., 1988
- Thalassema liliae Schaeffer, Y., 1973
- Thalassema malakhovi Popkov, D.V., 1992
- Thalassema marshalli Prashad, 1935
- Thalassema mortenseni Fischer, 1923
- Thalassema ochotica Pergament, T.S., 1961
- Thalassema ovatum Sluiter, 1902
- Thalassema owstoni Ikeda, 1904
- Thalassema peltzelnii Diesing, C.M., 1859
- Thalassema peronii Quatrefages, A. de, 1865
- Thalassema philostracum Fisher, 1947
- Thalassema steinbecki Fisher, 1946
- Thalassema sydniense Edmonds, 1960
- Thalassema thalassemum (Pallas, 1766)
- Thalassema viride Verrill, 1879
Echiura → Echiuroidea → Echiuridae → Thalassematinae
Porodica Thalassematidae
Potporodica Thalassematinae Monro, 1927
- Anelassorhynchus Annandale, 1922
- Arhynchite Sato, 1937
- Lissomyema Fisher, 1946
- Listriolobus Fischer, 1926 [not Spengel, 1912]
- Ochetostoma Leuckart & Ruppell, 1828
- Thalassema Lamarck, 1801
Echiura → Echiuroidea → Echiuridae
To
Torbenwolffia Zenkevitch, 1966
- Torbenwolffia galatheae Zenkevitch, 1966