Scientific name	Latitude	Longitude	Year	Month	Basis of record	Dataset	Institution code	Collection code	Locality
Proneptunea rufa Oliver & Picken, 1984	-64.7767	-64.0581	1969	1	preserved specimen	NMNH Extant Specimen Records	USNM	Invertebrate Zoology	Antarctic Peninsula, Palmer Archipelago, Anvers Island, Arthur Harbor
Proneptunea rufa Oliver & Picken, 1984	-64.78	-64.08	1969	1	preserved specimen	NMNH Extant Specimen Records	USNM	Invertebrate Zoology	Antarctic Peninsula, Palmer Archipelago, Anvers Island, Arthur Harbor
Proneptunea rufa Oliver & Picken, 1984	-71.31167	-12.285	1996	2	human observation	Weddell Sea macrozoobenthos EASIZ I	AWI	Weddell Sea macrozoobenthos EASIZ I	Kapp Norvegia area
Proneptunea rufa Oliver & Picken, 1984	-71.31167	-12.285	1996	2	human observation	Weddell Sea macrozoobenthos EASIZ I	AWI	Weddell Sea macrozoobenthos EASIZ I	Kapp Norvegia area
Proneptunea rufa Oliver & Picken, 1984	-60.7167	-45.6333	1979		human observation	SOMBASE – Southern Ocean mollusc database: a tool for biogeographic analysis in diversity and evolution
Proneptunea rufa Oliver & Picken, 1984	-71.3117	-12.285	1996		human observation	SOMBASE – Southern Ocean mollusc database: a tool for biogeographic analysis in diversity and evolution
Proneptunea rufa Oliver & Picken, 1984	-71.3117	-12.285			unknown	SOMBASE	BAS	SOMBASE	Kapp Norvegia
Proneptunea rufa Oliver & Picken, 1984	-60.5833	-45.5			unknown	SOMBASE	BAS	Barnes et al 2008	South Orkneys
Proneptunea rufa Oliver & Picken, 1984	-60.7167	-45.6333			unknown	SOMBASE	BAS	SOMBASE	Billie Rocks, Borge Bay, Signy Is