Opisthosyllis brunnea Langerhans, 1879

Opisthosyllis brunnea Langerhans, 1879: 541, fig. 7; Augener 1918: 274, text-fig. 25; Tebble 1956: 90, figs 5 d–e; Day 1967: 253, figs 12.5 c–e . Hartmann-Schröder 1979: 86; 1980b: 48; 1981: 24; 1982: 58; 1991: 25, fig. 19; Fauchald 1977:20, fig. 5; San Martín 1984b: 311, figs 75-76; 2003: 330, fig. 183; Çinar 1999: 237, fig. 4.99; Amaral et al. 2005: 164, figs a–e on same page; Abd-Elnaby 2009: 15, plate 3-16, figs 3 g–h .

Material examined.

Elounda, Crete, Greece: CELA-1d-07 (1 ind.) [coll. 29.9.2007], CELA-5d-08 (1 ind.) [coll. 12.6.2008].

Type locality.

Madeira (Atlantic Ocean).

Distribution.

Circumtropical. Mediterranean Sea: WB, CB, AS, LB. New record for the Greek coast.

Habitat.

Intertidal to shallow subtidal, on hard substrates (vermetid reefs, among photophilic algae), endobiont of sponges.