Pancolini Sieg 1980

• Main Authors: Esquete, Patricia, Bamber, Roger, Aldea, Cristian
• Format: Other/Unknown Material
• Language: unknown
• Published: Zenodo 2012
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Malacostraca; Tanaidacea; Tanaididae; Kerguelen Islands; Macquarie Island
• Online Access: https://doi.org/10.5281/zenodo.5658958; http://treatment.plazi.org/id/DE4D87DFFFB7FFFED3D2E081A044FA83

Tribe Pancolini Sieg, 1980 Genus Pancoloides Sieg, 1980 Pancoloides cf. litoralis (Vanhöffen 1914) Figs 5–8 Tanais litoralis Vanhöffen, 1914, pp. 465-467, fig. 5 Tanais littoralis Monod, 1926, p. 12 Tanais litoralis Nordenstam, 1930, p. 259 Tanais litoralis Dudich, 1931, p. 142 Tanais novae-zelandiae Monod, 1931, p. 11 Anatanais litoralis Stephensen, 1936, p. 371 Tanais litoralis Hale, 1937, p. 10 Anatanais litoralis Larwood, 1954, p. 34 Pancoloides litoralis Sieg, 1980a, pp. 134-140, figs. 36-37. Material examined: 1male, 3 preparatory females, 6 neuters, 51º31.79ʹS 73º57.95ʹW, red algae, 5–15 m, 26 January 2010; 2 preparatory females, 51º09.51ʹS 73º42.62ʹW, red algae, 5–15 m, 27 January 2010. All coll. M. Palacios, C. Cárdenas, A. Montiel, M. Hune and C. Aldea. Chilean material is drawn herein in some detail to complement the descriptions of Vanhöffen (1914) and Sieg (1980a). Morphological differences with these previous descriptions are discussed. Diagnosis: With characteristics of the genus. Dorsal surface showing brown pigmentation. Second article of antenna (Fig 5 C) about twice as long as broad in male. Left mandible (Fig. 6 A) with bifid, setulose spine. Male cheliped (Fig. 5 B) very large, with elongate fixed finger, strongly curved. Pleopods 1 (Fig. 7 F) and 2 similar; basal article with five plumose setae on outer margin and one on inner margin. Pleopod 3 (Fig. 7 G) with reduced setation; basal article with only one seta on outer margin. Uropods (Fig. 7 H) of four articles, distal article minute. Remarks: Pancoloides litoralis is a littoral to shallow-water species widely distributed in cold regions of the Southern Hemisphere (Sieg, 1980a, 1986a); it has been recorded from the Kerguelen Islands (VanHöffen, 1914), Campbell Island, New Zealand (Monod, 1931), and Macquarie Island, Australia (Hale, 1937) and the Magellanic region (Sieg, 1986a). It mainly occurs in intertidal waters, in rocky intertidal pools and Macrocystis holdfasts. In South America, its distribution was restricted to Tierra de Fuego ...