Terebellides ceneresi Lavesque & Hutchings & Daffe & Nygren & Londoño-Mesa 2019, n. sp.

• Main Authors: Lavesque, Nicolas, Hutchings, Pat, Daffe, Gullemine, Nygren, Arne, Londoño-Mesa, Mario H.
• Format: Other/Unknown Material
• Language: unknown
• Published: Zenodo 2019
• Subjects: Biodiversity; Taxonomy; Animalia; Annelida; Polychaeta; Terebellida; Trichobranchidae; Terebellides; Terebellides ceneresi; Northeast Atlantic
• Online Access: https://doi.org/10.5281/zenodo.5610951

Terebellides ceneresi n. sp. Figures 5–6, Table 2 Type material: Holotype: MNHN-IA-TYPE 1863, complete, Northeast Atlantic Ocean, Bay of Biscay, P34, 43°33’31’’N, 1°43’49’’W, 112 m depth, May 2018; Paratypes : MNHN-IA-TYPE 1864, one specimen, complete, Northeast Atlantic Ocean, Bay of Biscay, P36, 43°34’58’’N, 1°42’01’’W, 126 m depth, May 2018; AM W.51400, one specimen, complete, Northeast Atlantic Ocean, Bay of Biscay, P37, 43°33’31”N, 1°43’49”W, 129 m depth, May 2018; MNHN-IA-TYPE 1865, one specimen, complete, Northeast Atlantic Ocean, Bay of Biscay, P36, 43°35’0”N, 1°42’02”W, 125 m depth, May 2018. Additional material examined: SMA _BAN_11, one specimen, complete (posterior part used for molecular analysis), Mediterranean Sea, Gulf of Lion, A90, 42°32’39”N, 3°16’03”E, 90 m depth, April 2018, mounted for SEM; SMA _BAN_20, one specimen, complete, Mediterranean Sea, Gulf of Lion, Ibis 183, 42°30’30”N, 3°09’06”E, 40 m depth, December 2018; SMA _BAN_03, one specimen, complete, gravid, Mediterranean Sea, Gulf of Lion, A90, 42°32’40”N, 3°16’05”E, 90 m depth, August 2010, mounted for SEM; SMA _BR_34, incomplete, Northeast Atlantic Ocean, Brittany, Bay of Brest, ZC, 48°18’55” N, 4°21’53” W, 5 m depth, May 2018; AM W.51401, one specimen, complete, gravid, Mediterranean Sea, Gulf of Lion, A90, 42°32’40”N, 3°16’05”E, 90 m depth, August 2010; AM W.51402, one specimen, incomplete, Mediterranean Sea, Gulf of Lion, A90, 42°32’39”N, 3°16’03”E, 90 m depth, April 2018. Description. Small species, holotype 14.2 mm long (14.2–16.5 mm) and 1.1 mm (0.8–1.1 mm). Body tapering posteriorly with segments becoming increasingly shorter and more compacted towards pygidium. Prostomium compact; eyespots absent; large upper lip surrounding mouth with many buccal tentacles (Fig. 5B, D). Buccal tentacles of 2 types, short cylindrical and very long tentacles, spatulate (Fig. 5D). Lower lip forming an expanded structure below upper lip. SG 1 and 2 short, only visible ventrally; following segments with lobes as ventral collars (Fig. 5D). Lateral ...