Macrourus whitsoni Regan 1913

• Main Authors: Mcmillan, Peter, Iwamoto, Tomio, Stewart, Andrew, Smith, Peter J
• Format: Other/Unknown Material
• Language: unknown
• Published: Zenodo 2012
• Subjects: Biodiversity; Taxonomy; Animalia; Chordata; Actinopterygii; Gadiformes; Macrouridae; Macrourus; Macrourus whitsoni; Antarc*; Antarctica; Ross Sea; South Atlantic Ocean
• Online Access: https://doi.org/10.5281/zenodo.5628300; http://treatment.plazi.org/id/03FF87A0882DFFB394ED54DB8F2BEBA6

Macrourus whitsoni (Regan 1913) Chalinura whitsoni Regan, 1913: 236, Pl. 2 [fig. 2]. 2 syntypes: 1—BMNH 1912.7.1.87, off Coats Land, Antarctica, 71°22' S, 16°34' W, 1410 fathoms [2578 m]; 2—NMSZ 1921.143.357 South Atlantic Ocean, 48°06' S, 10°05' W, depth 1742 fathoms [3186 m.] Macrourus whitsoni — Trunov & Konstantinov, 1989 (probably includes some M. caml , description, compared with M. carinatus , in Russian, English summary). Trunov & Konstantinov, 1990: 44–54 (described, illustrated, key, in Russian, English summary). Iwamoto in Cohen et al. , 1990: 233–240 (described, illustrated, key). Iwamoto in Gon & Heemstra, 1990: 192, 202–206 (described, illustrated, key). Diagnosis. Ventral surface of the head mostly scaled, except for scaleless areas anterior to the mouth and on the anterior third of the lower jaw. Pelvic fin with 9 (rarely 10) rays. Lower jaw with a single row (sometimes 2 rows at tip) of long, slender, spaced (about a tooth-length) teeth. Upper jaw with 3–5 rows of teeth with teeth in the outer row enlarged relative to those of inner rows. Body scales relatively small, 36–45 in a diagonal row from anal fin origin to lateral line. Pyloric caeca 15–26. Specimens examined. Syntype. BMNH 1912.7.1.87 (63 mm HL, 274 mm TL), off Coats Land, 71º 22' S, 16º 34' W, 1410 fathoms (2578 m) Scotia stn. 417, trawl, 18 Mar 1904, here designated as the lectotype. The second syntype, NMSZ 1921.143.357 (see Herman et al. , 1990), (approx. 420 mm TL) South Atlantic Ocean, 48º 6' S, 10º 5' W, 1742 fathoms (3186 m) was unavailable for study. Non-type specimens (45). NMNZ P.036149 (109 mm HL, 470 mm TL), Ross Sea slope, 77º 20' S, 169º 25' E, 780–848 m, FV San Aotea II, OBS 1180/028, bottom longline, 22 Jan 1999; NMNZ P.036150 (2, 133– 137 mm HL, 642–654 mm TL), Ross Sea slope, 73º 12' S, 177º 6' W, 978–1305 m, FV Janas , OBS 1181/028, bottom longline, 19 Jan 1999; NMNZ P.037582 (3, 93– 107 mm HL, 353–442 mm TL), Ross Sea slope, 72º 39' S, 179º 35' W, 76–2, 793 m, FV Sonrisa , OBS 1311/001, bottom longline, ...