Capitellidae Grube, 1862
Scyphoproctus aciculatus Mohammad, 1980
Scyphoproctus djiboutiensis Gravier, 1906
Scyphoproctus fasciculatus Green, 2002
Scyphoproctus glabrus Green, 2002
Scyphoproctus guadalupensis Gillet, 1986
Scyphoproctus lumenalis Green, 2002
Scyphoproctus oculatus
Scyphoproctus ornatus Hartmann-Schröder, 1979
Scyphoproctus platyproctus Jones, 1961
Scyphoproctus somalus Cantone, 1976
Scyphoproctus steinitzi Day, 1965
Scyphoproctus stelnitzi
Scyphoproctus towraiensis Doyle, 1991
Scyphoproctus variabilis Rangarajan, 1963
