Phascolionidae
{{Short description|Family of annelid worms}}
{{Automatic taxobox
|taxon = Phascolionidae
| authority = Cutler & Gibbs, 1985
| subdivision_ranks = Genera
| subdivision =
}}
Phascolionidae is a family of peanut worms.{{Cite web|url=http://www.marinespecies.org/aphia.php?p=taxdetails&id=1647|title=WoRMS - World Register of Marine Species - Phascolionidae Cutler & Gibbs, 1985|website=www.marinespecies.org|access-date=2018-12-06}}
Species
=''[[Onchnesoma]]''=
- Onchnesoma intermedium Murina 1976
- Onchnesoma magnibathum Cutler 1969
- Onchnesoma squamatum (Koren and Danielssen, 1875)
- Onchnesoma steenstrupii Koren & Danielssen 1875
=''[[Phascolion]]''=
- Phascolion abnorme Fischer 1895
- Phascolion bogorovi Murina 1973
- Phascolion caupo Hendrix 1975
- Phascolion cirratum Murina, 1968
- Phascolion collare Selenka and de Man, 1883
- Phascolion convestitum Sluiter, 1902
- Phascolion cryptum Hendrix, 1975
- Phascolion gerardi Rice, 1993
- Phascolion hedraeum Selenka and de Man, 1883
- Phascolion hibridum Murina 1981
- Phascolion hupferi Fischer, 1895
- Phascolion lucifugax Selenka and de Man, 1883
- Phascolion lutense Selenka, 1885
- Phascolion medusae Cutler and Cuttler, 1980
- Phascolion megaethi Cutler & Cutler 1979
- Phascolion microspheroidis Cutler and Duffy, 1972
- Phascolion pacificum Murina, 1957
- Phascolion pharetratum Sluiter 1902
- Phascolion psammophilus Rice 1993
- Phascolion rectum Ikeda, 1904
- Phascolion robertsoni Stephen & Robertson 1952
- Phascolion strombus (Montagu, 1804)
- Phascolion tuberculosum Théel, 1875
- Phascolion ushakovi Murina 1974
- Phascolion valdiviae Fischer, 1916