Chaetozone malmgreni Blake, 2015, new species ...

• Main Author: Blake, James A.
• Format: Text
• Language: unknown
• Published: Zenodo 2015
• Subjects: Biodiversity; Taxonomy; Animalia; Annelida; Polychaeta; Terebellida; Cirratulidae; Chaetozone; Chaetozone malmgreni; Arctic; Pacific; McIntyre; Malmgren; Spitsbergen
• Online Access: https://dx.doi.org/10.5281/zenodo.5664940; https://zenodo.org/doi/10.5281/zenodo.5664940

Chaetozone malmgreni new species Figures 11–12 Chaetozone setosa: Blake 1996: 274 –276, Fig. 8.1. Not Malmgren 1867. Material examined. Oregon, Clapsop County, off Tillamook Head, Sta. SMG 1937, Scallops Island, 45°53.6ʹN, 124°11.9ʹW, 109 m, 0.1 m 2 Smith-McIntyre grab, coll. 7 Nov 1981, A.G. Carey, Jr. holotype (LACM-AHF Poly 6542), one paratype (LACM-AHF Poly 6543). Description. A large species, two complete specimens; holotype largest, 25 mm long, 2.5 mm wide for 106 setigers; paratype 18 mm long, 1 mm wide for 82 setigers. Color in alcohol light tan to brown, lacking any distinctive body pigment. Body long, arched dorsally, with shallow, narrow, mid-dorsal groove along entire length of body (Figs. 11 A, 12A), most prominent in anterior setigers, but reemphasized in far posterior segments by overlap of setae and membranes of dorsal cinctures; venter flattened, with deep prominent mid-ventral groove (Fig. 12 B) continuing along entire body through cinctured posterior segments (Fig. 11 F). Prostomium long, ... : Published as part of Blake, James A., 2015, New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic, pp. 501-552 in Zootaxa 3919 (3) on pages 522-524, DOI: 10.11646/zootaxa.3919.3.5, http://zenodo.org/record/234051 ...