Subonoba gelida (E. A. Smith, 1907 )

Zettler, Michael L. & Bick, Andreas, 2025, Molluscs from a shallow bay of King George Island (Antarctica, South Shetland Islands): An annotated checklist with new distributional records, Zootaxa 5631 (3), pp. 401-450 : 434

42. Subonoba gelida (E. A. Smith, 1907) [ Figs 15L–O ]

Rissoia gelida E. A. Smith, 1907: 9 , pl. 2, fig. 5

Material examined. • 6 spms, Stn. 2; • 31 spms, Stn. 3; • 2 spms, Stn. 8; • 4 spms, Stn. 10.

Type locality. McMurdo Sound (Ross Sea), 23–75 m depth.

Bathymetric distribution. 4–870 m.

Substrate. Hard and soft bottoms.

Geographical distribution. ANTARCTICA: Circum-Antarctic. SUBANTARCTICA: -. SCOTIA ARC: South Georgia, South Shetland Islands. SOUTH AMERICA: -.

Remarks. We found several dozen individuals in depths between 35 and 100 m in both Fildes Strait and Ardley Cove. The species is already known from Maxwell and Admiralty Bays.

References. Ponder (1983), Arnaud et al. (1986), Dell (1990), Numanami (1996), Zelaya (2005a), Aldea & Troncoso (2010a), Engl (2012).

Figures

FIGURE 15. A–C: Amauropsis bransfieldensis (Preston, 1916); D–G: Onoba kergueleni (E. A. Smith, 1875); H–K: Onoba filostria (Melvill & Standen, 1912); L–O: Subonoba gelida (E. A. Smith, 1907). Unless otherwise indicated, the scale is always 1 mm.