Spionidae Grube, 1850
Aquilaspio multipinnulata Blake & Kudenov, 1976
Minuspio perkinsi (Maciolek, 1985)
Prionospio aluta Maciolek, 1985
Prionospio andamanensis Hylleberg & Nateewathana, 1991
Prionospio anuncata Fauchald, 1972
Prionospio aucklandica Augener, 1923
Prionospio australiensis Blake & Kudenov, 1978
Prionospio banyulensis Laubier, 1966
Prionospio caspersi Laubier, 1962
Prionospio cirrifera Wirén, 1883
Prionospio convexa Imajima, 1990
Prionospio coorilla Wilson, 1990
Prionospio cornuta Hylleberg & Nateewathana, 1991
Prionospio cristata Foster, 1971
Prionospio dayi Foster, 1969
Prionospio decipiens Söderström, 1920
Prionospio delta Hartman, 1965
Prionospio depauperata Imajima, 1990
Prionospio dubia Day, 1961
Prionospio ehlersi Fauvel, 1928
Prionospio elegantula Imajima, 1990
Prionospio elongata Imajima, 1990
Prionospio ergeni Dagli & Çinar, 2009
Prionospio fallax Söderström, 1920
Prionospio fauchaldi Maciolek, 1985
Prionospio festiva (Grube, 1872)
Prionospio gracilis Hartmann-Schröder, 1962
Prionospio grossa Imajima, 1990
Prionospio henriki Hylleberg & Nateewathana, 1991
Prionospio heterobranchia Moore, 1907
Prionospio japonica Imajima, 1990
Prionospio japonicus Okuda, 1935
Prionospio jubata Blake, 1996
Prionospio kirrae Wilson, 1990
Prionospio komaeti Hylleberg & Nateewathana, 1991
Prionospio kulin Wilson, 1990
Prionospio laciniosa Maciolek, 1985
Prionospio lanceolata Hartmann-Schröder, 1979
Prionospio lighti Maciolek, 1985
Prionospio lineata Imajima, 1990
Prionospio lobulata Fauchald, 1972
Prionospio longibranchiata Reish, 1968
Prionospio malayensis (Caullery, 1914)
Prionospio malmgreni Claparède, 1869
Prionospio marsupiala Blake in Blake, Hilbig & Scott, 1996
Prionospio marsupialia Blake, 1996
Prionospio membranacea Imajima, 1990
Prionospio multibranchiata Berkeley, 1927
Prionospio multicristata Hutchings & Rainer, 1979
Prionospio multipinnulata (Blake & Kudenov, 1978)
Prionospio neenae Hylleberg & Nateewathana, 1991
Prionospio nielseni Hylleberg & Nateewathana, 1991
Prionospio nirripa Wilson, 1990
Prionospio nova Annenkova, 1938
Prionospio ockelmanni Pleijel, 1985
Prionospio orensanzi Blake, 1983
Prionospio oshimensis Imajima, 1990
Prionospio paradisea Imajima, 1990
Prionospio patagonica Augener, 1923
Prionospio paucipinnulata Blake & Kudenov, 1978
Prionospio perkinsi Maciolek, 1985
Prionospio peruana Hartmann-Schröder, 1962
Prionospio phuketensis Hylleberg & Nateewathana, 1991
Prionospio pilkena Wilson, 1990
Prionospio plumosus (M. Sars in G.O. Sars, 1872)
Prionospio polybranchiata Fauvel, 1929
Prionospio pulchra Imajima, 1990
Prionospio pygmaea
Prionospio pygmaeus Hartman, 1961
Prionospio pyramidalis (Hutchings & Turvey, 1984)
Prionospio queenslandica Blake & Kudenov, 1978
Prionospio rotalis Mohammad, 1970
Prionospio rugosa Sigvaldadóttir, 1997
Prionospio runei Hylleberg & Nateewathana, 1991
Prionospio saccifera Mackie & Hartley, 1990
Prionospio saldanha Day, 1961
Prionospio sandersi Maciolek, 1981
Prionospio sexoculata Augener, 1918
Prionospio sishaensis Wu & Chen, 1964
Prionospio somaliensis Cognetti-Varriale, 1988
Prionospio steenstrupi Malmgren, 1867
Prionospio tatura Wilson, 1990
Prionospio tenuis Fewkes, 1883
Prionospio tetelensis Gibbs, 1971
Prionospio thalanji Wilson & Humphreys, 2001
Prionospio treadwelli Hartman, 1951
Prionospio tridentata Blake & Kudenov, 1978
Prionospio tripinnata Maciolek, 1985
Prionospio unilamellata Sigvaldadottir & Desbruyères, 2003
Prionospio variegata Imajima, 1990
Prionospio vermillionensis Fauchald, 1972
Prionospio wambiri Wilson, 1990
Prionospio wireni Maciolek, 1985
Prionospio yuriel Wilson, 1990