Tharyx alaskensis Blake, 2015, new species ...

• Main Author: Blake, James A.
• Format: Text
• Language: unknown
• Published: Zenodo 2015
• Subjects: Biodiversity; Taxonomy; Animalia; Annelida; Polychaeta; Terebellida; Cirratulidae; Tharyx; Tharyx alaskensis; Arctic; Pacific; Malmgren; Beaufort Sea; Point Barrow; Prudhoe Bay; Spitsbergen
• Online Access: https://dx.doi.org/10.5281/zenodo.5664950; https://zenodo.org/doi/10.5281/zenodo.5664950

Tharyx alaskensis new species Figures 19‒20 Chaetozone setosa: Pettibone 1954: 287 ‒288, Fig. 33d, in part. Not Malmgren 1867. Chaetozone cf. gracilis: Busdosh 1984. Not Moore 1923. Material examined. Alaskan Arctic, Beaufort Sea, Prudhoe Bay, coll. M. Busdosh, 0 6 Aug 1983, 70°24.1ʹN, 148°32.3.0ʹW, 2.5 m, push cores, Waterflood 6 project, R/V Annika Marie, Sta. 50-1, holotype (LACM-AHF Poly 6554), 10 paratypes (LACM AHF Poly 6555). Off Point Barrow, coll. G.E. McGinitie, 0 9 Aug 1949, 7 miles offshore, 128 m, stones and gravel, 1 specimen (USNM 1263247); coll. 0 6 September 1949, 7.5 miles offshore, 66 m, removed from growth on rocks, 2 specimens (USNM 1263248); 14 Oct 1949, 4 miles offshore, 53 m, gravel and small stones 1 specimen (USNM 22810). Description. Holotype 11 mm long, 0.7 mm wide for ca. 75 setigerous segments; paratypes of similar size. Body light tan in alcohol, without pigment. Body with dorsum of anterior and middle segments slightly elevated above parapodia; venter somewhat flattened ... : 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 533-536, DOI: 10.11646/zootaxa.3919.3.5, http://zenodo.org/record/234051 ...