Branchiosyllis exilis (Gravier, 1900)

Syllis (Typosyllis) exilis Gravier, 1900: 160–162, figs 28–30.— Augener, 1913: 192.

Branchiosyllis abranchiata Hartmann-Schröder, 1965: figs 39–42.

Syllis (Typosyllis) fuscosuturata Augener, 1922: 43 .

Syllis fuscosuturata Monro, 1933: 32, fig. 14.

Syllis (Typosyllis) plessisi Rullier, 1972: 167 .

Trypanosyllis uncinigera Hartmann-Schröder, 1960: 86, figs 54–58.

Branchiosyllis uncinigera Harlock & Laubier, 1966: 18, figs 1–3.

Branchiosyllis exilis . — Westheide, 1974: 60, fig. 26.— Uebelacker, 1984: 30–105, figs 30–100.— San Martín, 1991: 233; 2003: 332, figs 184, 185.— San Martín et al., 2008a: 127–130, figs 6a–f, 7a–f.— San Martín et al., 2013: 166; Hartmann-Schröder, 1986: 37; 1991: 24, figs 14–18.— Aguado et al., 2008: 6 7, figs 1, 2.— Ruiz-Ramírez & Harris, 2008: 1, fig. 1.—Góngora- Garza et al., 2011: 378.— Álvarez-Campos et al., 2012: 57–58.— Lucas et al., 2017: 7–8, figs 8–10.

Material examined. EAST TIMOR. East of Atauro Island, 08°13’48”S 125°36’56”E, outer reef, coral reef slope, dead coral, 16 m depth, 20 Sep 2012, coll. A. Murray & P.A. Hutchings, 1 spec. (AM W.53026) .

Habitat. Shallow waters, on sponges, algae, gorgonians and coral rubble (Álvarez-Campos et al. 2012).

Distribution. Apparently circumtropical, also present in the warmest waters of the Mediterranean Sea (San Martín 2003) and the Red Sea (Abd-Elnaby 2019), as well as in Australia (North and Central Western Australia, South Australia, New South Wales, Northern Territory; San Martín et al. 2008a). First record for East Timor.