Amigdoscalpellum costellatum ( Withers, 1935 )

Shalaeva, Kate & Boxshall, Geoff, 2014, An illustrated catalogue of the scalpellid barnacles (Crustacea: Cirripedia: Scalpellidae) collected during the HMS “ Challenger ” expedition and deposited in the Natural History Museum, London, Zootaxa 3804 (1), pp. 1-63 : 16-17

Amigdoscalpellum costellatum ( Withers, 1935)

Fig. 9

Scalpellum elongatum Hoek 1883: 93 , pl. IV, figs 8–9; Nilsson-Cantell, 1928: 8, fig. 4; 1931: 3, text-fig.1; 1938: 7; Stubbings, 1936: 25, text-fig. 10.

non Scalpellum (Arcoscalpellum) elongatum ( Steenstrup, 1837) . Scalpellum (Arcoscalpellum) costellatum: Withers, 1935: 279 . Arcoscalpellum buccinum Newman & Ross, 1971: 55 , pl. VIII, figs 22–23. Arcoscalpellum costellatum: Foster, 1978: 56 , pl. 7B–C, fig. 33. Amigdoscalpellum costellatum: Foster, 1980: 527–529 , fig. 3J; Zevina, 1981a: 270–271, fig. 204; Jones et al., 1990: 5; Jones, 2012: 371, 376; Poltarukha, 2013: 52–53, fig. 1.

Material examined. Holotype NHM UK 2013.1076 and 3 smaller paratypes NHM UK 2013.1077-1079. Stn 135: Atlantic, Southeast (off Tristan da Cuhna); 658 m. Stn 164A: Pacific, Southwest (off Sydney); 2195 m. Stn 169: Pacific, Southwest (off East Cape , New Zealand); 1280 m. The station from where the holotype was collected is not stated.

Supplementary descriptions. Newman & Ross (1971) (as Arcoscalpellum buccinum sp. nov.) and Foster (1978).

Distribution. Indian Ocean, Eastern and Western; Pacific, Southwest and Western Central; Atlantic, Southeast and Eastern central. Known depth range 110 to 2397 m.

Remarks. This species is known from several widely dispersed locations and shows a great degree of apparent intraspecific variability. Further study is required to establish the boundaries of this species.

Figures

FIGURE 9. Amigdoscalpellum costellatum (Withers, 1935). “Challenger” (station is not specified): holotype, left and right lateral view. Scale bar 10 mm.