Genus Ophryotrocha Claparède & Mecznikow, 1869

Ophryotrocha hartmanni Huth, 1933

DISTRIBUTION: NA.

LITERATURE RECORDS: Castelli et al. 2008; Simonini et al. 2009.

(AL) Ophryotrocha japonica Paxton & Åkesson, 2010

DISTRIBUTION: NA, CA, SA.

LITERATURE RECORDS: Simonini 2002; Simonini & Prevedelli, 2003b; Castelli et al. 2008; Simonini et al. 2009. REMARKS: Alien species native in harbour environments along the Asian and American coasts of the Pacific Ocean (Simonini 2002; Zenetos et al. 2010). In the Mediterranean Sea it was recorded for the first time in harbours and lagoons along the Italian coasts (Ligurian, Tyrrhenian, Ionian and Adriatic Sea) (Simonini 2002).

Ophryotrocha labronica La Greca & Bacci, 1962

DISTRIBUTION: NA.

LITERATURE RECORDS: Simonini 2002; Prevedelli & Simonini 2003; Castelli et al. 2008; Simonini et al. 2009.

Ophryotrocha macrovifera Paxton & Åkesson, 2010 DISTRIBUTION: NA.

LITERATURE RECORDS: Simonini 2002; Castelli et al. 2008; Simonini et al. 2009.

Ophryotrocha puerilis Claparède & Mecznikow, 1869

DISTRIBUTION: NA.

LITERATURE RECORDS: Graeffe 1905; Vatova 1928; Banse 1959, 1970; Katzmann 1972; Požar-Domac 1994; Castelli et al. 2008; Simonini et al. 2009.