Philobrya olstadi ( Soot-Ryen, 1951 )

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 : 411

7. Philobrya olstadi ( Soot-Ryen, 1951) [ Figs 5C–E ]

Philippiella olstadi Soot-Ryen, 1951: 12 , pl. 1, figs 9–10

Material examined. • 13 spms, Stn. 9.

Type locality. Deception Islands ( South Shetland Islands), 75 m depth.

Bathymetric distribution. 0–75 m.

Substrate. Soft bottom, probably attached to some biological or abiotic structures.

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

Remarks. We found it at one station in the intertidal zone. The species was already known from the study area from previous Soviet Antarctic expeditions.

References. Engl (2012), Urcola & Zelaya (2024).

Figures

FIGURE 5. A–B: Limopsis lilliei E. A. Smith, 1915; C–E: Philobrya olstadi (Soot-Ryen, 1951); F–G: Philobrya limoides E. A. Smith, 1907. Unless otherwise indicated, the scale is always 1 mm.