1. Antarct. Res. Ser.;Askin
2. Brachiopods from the Eocene La Meseta Formation of Seymour Island, Antarctic Peninsula;Bitner;Palaeontologia Polonica,1996
3. Antarctic fossil Brachiopoda collected by the Swedish South Polar Expedition;Buckman;Wiss. Ergebn. schwed. SŸdpolarexped., Stockholm,1910
4. Aspects of the ecology and paleoecology of the brachiopod Notosaria nigricans (Sowerby);Lee;Journal of the Royal Society of New Zealand,1978