Genus Prosphaerosyllis San Martín, 1984

Prosphaerosyllis campoyi (San Martín, Acero, Contonente & Gomez, 1982) DISTRIBUTION: SA.

LITERATURE RECORDS: Musco 2012.

Prosphaerosyllis tetralix (Eliason, 1920)

DISTRIBUTION: NA, CA, SA.

LITERATURE RECORDS: Katzmann 1973a, 1983; Požar-Domac 1994; Fraschetti et al. 2002; Castelli et al. 2008. NEW RECORDS: BM19, BM53.

OTHER REPORTED NAMES: Sphaerosyllis tetralix Eliason, 1920 .

Prosphaerosyllis xarifae (Hartmann-Schröder, 1960) DISTRIBUTION: NA, SA.

LITERATURE RECORDS: Giangrande et al. 2004; Musco et al. 2004; Castelli et al. 2008. NEW RECORDS: BM20.

OTHER REPORTED NAMES: Sphaerosyllis xarifae Hartmann-Schröder, 1960 .