Syllis crassicirrata ( Treadwell 1925 )

Rodríguez, Yolanda Lucas, Martín, Guillermo San & Fiege, Dieter, 2020, New species and records of the genus Syllis Savigny in Lamarck, 1818 (Annelida: Syllidae) from Socotra Archipelago (Indian Ocean), Zootaxa 4742 (1), pp. 73-88 : 78

Syllis crassicirrata ( Treadwell 1925)

Typosyllis crassi-cirrata Treadwell, 1925: 113 , figs. 10A–C.

Typosyllis crassicirrata .— Hartman 1966: 198; Licher 1999: 196, fig. 85.

Typosyllis (Typosyllis) crassicirrata .— Hartmann-Schröder 1979: 90, figs 62–66; 1980: 49; 1981: 25; 1987: 33; 1989: 20; 1992: 53.

Syllis crassicirrata .— Álvarez-Campos et al. 2015: 306 , figs 3, 4; Ba-Akdah et al. 2018: 3, figs 1, 2.

Material examined. Soc/ST–95, MAP 95, Shanitan, 12º40.156’N 54º02.850’E, from dead Acropora , 8 m, coll. M. Apel 22.03.1999, 1 specimen ( NHCY 0015). Soc /ST–16, MAP 60, 12º40.264’N 53º27.204’E, from dead Pocillopora , 6 – 7 m, coll. M. Apel 8.3.1999, 4 specimens ( SMF 26703) . Soc /ST–67, MAP 137B, Rhiy di-Hamri, 12º40.429’N 54º11.731’E, 7–9 m, coll. M. Apel 19.03.1999, 1 specimen ( NHCY 0010 ) . Soc /ST–67, MAP 136, Rhiy di-Hamri, E of Hawlaf, 12°40.429’N 54°11.731’E, 7–9 m, from dead Pocillopora damicornis , coll. M. Apel 19.3.1999, 2 specimens ( SMF 26704) . Soc /ST–706, Kal Farun, 12º26.049’N 52º08.07’E, 9.5–12.5 m, coll. M. Apel 3.4.2000, 2 specimens ( SMF 26706) . Soc /ST–37, MAP 154, Shanitan cold store, 12º40.156’N 54º02.850’E, 7–9 m, from dead Acropora sp., coll. M. Apel 21.03.1999, 1 specimen ( NHCY 0012 ) . Rush 018, Ras Eriyhan-Quariyeh, 12º38.924’N 54º14.387’E, 10–12 m, coll. T.Wehe 20.4.2000, 1 specimen ( SMF 26702) . Soc /ST-92, MAP 151, Hawlaf Bay off dune, 12º 40.519’N 54º4.170’E, from dead colony of Acropora cf. valida , 4–5 m, coll. M. Apel 21.3.1999, 1 specimen ( SMF 26705) . Soc /ST-18, MAP 77, Qalansiyah Bay, 12º 41.026’N 53º28.309’E, 5–6 m, coll. M. Apel 10.3.1999, 1 specimen ( NHCY 0014 ) . Soc /ST–726, Qataninh Bay, 12º21.293’N 53º32.659’E, under stones and coral rubble, 8–11 m, coll. T. Wehe 9.4.2000, 1 specimen ( SMF 26707) . Soc /ST–725, Ras Qataninh Bay, dredge, 12º21.789’N 53º31.399’E to 12º21.780’N 53º31.390’E, corals and algae on hard substrate, 18–20 m, coll. T. Wehe 09.04.2000, 1 specimen ( NHCY 0013 ) . Soc /ST–18, MAP 78A, Qualansiyah Bay, 12º41.026’N 53º28.309’E, 5–6 m, coll. M. Apel 10.3.1999, 13 specimens ( SMF 26701) .

Habitat. Algae and coarse sediments, pioneer species on artificial panels ( Ba-Akdah et al. 2018). Dead corals, rocky substrates.

Distribution. Widely distributed in the Pacific and the Indian Ocean: Hawaii, Polynesia, New Zealand, Australia and Red Sea ( Ba-Akdah et al. 2018). New record for Socotra.

Type localty. Laysan Island , Hawaii .