Northeast Atlantic Ocean: North Sea, Borkum Reef. Known only from the type locality. [details]
The species is named in honour of Dr. Pio Fioroni (b. Basel, Switzerland, 18 May 1933 - d. Muralto, Switzerland, 05 ... [details]
Atlantic Ocean, North Sea, Borkum Reef (54º04.20'N, 06º23.80'E), at 32 m, in fine sand. [details]