Diopatra marocensis Paxton, Fadlaoui & Lechapt 1995

• Main Authors: Paxton, Hannelore, Arias, Andres
• Format: Other/Unknown Material
• Language: unknown
• Published: 2017
• Subjects: Biodiversity; Taxonomy; Animalia; Annelida; Polychaeta; Eunicida; Onuphidae; Diopatra; Diopatra marocensis; North Atlantic
• Online Access: https://zenodo.org/record/5492083; https://doi.org/10.5281/zenodo.5492083

Diopatra marocensis Paxton, Fadlaoui & Lechapt, 1995 Figure 12; Table 1 Diopatra marocensis Paxton et al., 1995: 950, figs 1–2.— Rodrigues et al. 2009:609 –617. (Portugal).— Arias et al. 2010: 67 –68 (Spain).— Arias et al. 2013: 1533 –1542 (Spain). Diopatra cuprea.—? Monro 1924:193 –199, figs 1–3 (Madeira). Not Bosc, 1802. Material examined. Type material. Paratypes (10 specimens): (AM W.22182) Sidi Boulbra, Morocco, 30°55’N – 09°31’W, depth 25 m, 1990. Non-type material. MNCN 16.01 /17820 (2 specimens), La Laja beach, Gran Canaria, Canary Islands, 28°03’N – 15°25’W, intertidal, coll. A. Arias, 12 Jul 2012. Type locality. Eastern North Atlantic, Morocco, off Sidi Boulbra, 28°03’N – 15°25’W, depth 25 m. Diagnosis. Prostomium anteriorly rounded with two subulate frontal lips. Palps reaching chaetiger 3, antennae to chaetiger 10–12, ceratophores with six to nine rings, lateral processes absent; nuchal grooves crescentic; peristomial cirri present. Anterior four chaetigers with bidentate pseudocompound hooks with pointed hoods; single postchaetal lobes. Ventral parapodial lobes absent; ventral cirri on four to five chaetigers. Subacicular hooks from chaetiger 13–15; pectinate chaetae with 11–20 teeth; spiralled branchiae, first on chaetiger 4–5, last on chaetiger 30–40. Colour pattern usually present (Fig. 12 A), formed by brown pigmentation and irregular white dots; prostomium and styles of antennae and palps with irregular specks, ceratophores with pigmented rings; peristomium and anterior chaetigers with diffuse pigmentation covering most of segment, but leaving oval middorsal patch and two smaller lateral patches free, lateral patches becoming intersegmental by chaetiger 10; lateral intersegmental patches at base of parapodia; pattern fading from chaetiger 15-20. Tube typical of genus with inner secreted layer and outer layer of foreign particles consisting mainly of algae and vegetal material (Fig. 12 B), and protruding 3-4 cm above sediment (tube-cap) (Fig. 12 A, B). Remarks. Monro (1924) reported juvenile ...