Aricidea (Strelzovia) quadrilobata Webster & Benedict 1887

• Main Author: Sikorski, Andrey
• Format: Other/Unknown Material
• Language: unknown
• Published: 2017
• Subjects: Biodiversity; Taxonomy; Animalia; Annelida; Polychaeta; Paraonidae; Aricidea; Aricidea quadrilobata; Arctic; Chukchi Sea; Norway; Argentina; Jan Mayen; Uruguay; Benedict; Bakken; Gaston; Rygg; Allia; Chukchi; Finnmark; Snøhvit
• Online Access: https://zenodo.org/record/6050855; https://doi.org/10.5281/zenodo.6050855

Aricidea (Strelzovia) quadrilobata Webster & Benedict, 1887 Aricidea quadrilobata Webster & Benedict, 1887: 739 –740, pl. 7, figs 93–96; Campoy 1981: 16, fig. 2. Aricidea (Allia) quadrilobata.— Strelzov 1973: 88 –91, fig. 37; Gaston 1984: 2.20–2.23, fig. 2.18. Aricidea (Strelzovia) quadrilobata.— Aguirrezabalaga 2012: 207 –210, figs 85–86. Aricidea annae Laubier, 1967: 106 –112, figs 2–3. Material examined. 2785 Snøhvit SN 06; 71.4973°N – 21.1317°E; 343 m; 12.06.2003; seven specimens. 2876 Finnmark 660; 70.1617°N – 21.4450°E; 85 m; 19.09.2003; ten specimens. 3940 Askeladd Beta SA–06; 71.4765°N – 20.4416°E; 274 m; 27.06.2007; one specimen. 3940 Askeladd Beta SA–10; 71.4789°N – 20.4405°E; 275 m; 27.06.2007; one specimen. 4000 Nucula N–01; 71.5504°N – 25.2453°E; 298 m; 23.06.2007; one specimen. Diagnosis. Antenna very long, reaching second chaetiger and further. Secondary ciliary organs present. Three prebranchial segments. Dorsal podial lobes of chaetigers 1 and 2 clearly shorter than those of chaetiger 3. Branchiae numbering up to 29 pairs; flat and abruptly tapering to a filiform tip. Modified notochaetae absent. Modified neurochaetae gradually tapering, terminal spine as continuation of tip; ventral-most ones clearly thicker and more strongly curved than the rest Distribution. Western Atlantic from Maine (Webster & Benedict 1887) to Gulf of Mexico (Gaston 1984), and from Argentina to Uruguay (Strelzov 1973). Eastern Atlantic, from Norway (Rygg 2002) to Bay of Biscay (Campoy 1981). Arctic, from the Jan Mayen (Bakken et al. 2010) to the Chukchi Sea (Strelzov 1973). Mediterranean (Katzmann & Laubier 1975). Subantarctic (Strelzov 1973). Published as part of Sikorski, Andrey, 2017, The Paraonidae (Annelida: Sedentaria) from Norway and adjacent seas, with two new species, four new records, and a redescription of Paraonides nordica Strelzov, 1968 based on type material, pp. 41-67 in Zootaxa 4320 (1) on pages 45-46, DOI:10.11646/zootaxa.4320.1.3, http://zenodo.org/record/891538