53. Florarctus acer Renaud-Mornant, 1989a

Florarctus acer n. sp. (Renaud-Mornant 1989a)

Terra typica: Celtic Sea (France, Europe)

Adriatic Sea:

• 42°09′00′′N, 15°30′00′′E [42°08′N, 15°31′E]; 5–20 m bsl: [FAO37] Italy, Foggia Province, Tremiti Islands, Caprara [Capraia] Island, Cala dei Turchi, coarse organogenic detritus. Grimaldi de Zio & D’Addabbo Gallo (2001), Grimaldi de Zio et al. (2003)

• 42°07′N, 15°31′E [42°08′N, 15°31′E]; 5–20 m bsl: [FAO37] Italy, Foggia Province, Tremiti Islands, San Nicola, Punta del Cimitero, coarse organogenic detritus. Grimaldi de Zio & D’Addabbo Gallo (2001), Grimaldi de Zio et al. (2003)

• 42°06 ′ N, 15°29′E; 9 m bsl: [FAO37] Italy, Foggia Province, Tremiti Islands, southern area of San Domino Island, in the proximity of Punta Zio Cesare, submarine cave Grotta delle Viole, ca. 10 m from the cave’s entrance, coarse organogenic detritus. D’Addabbo Gallo et al. (2001), Grimaldi de Zio & D’Addabbo Gallo (2001), Grimaldi de Zio et al. (2003)

• 42°06 ′ N, 15°28′E; 2 m bsl: [FAO37] Italy, Foggia Province, Tremiti Islands, southern area of San Domino Island, in the proximity of Punta Zio Cesare, submarine cave Grotta delle Murene, the end of the cave, coarse organogenic detritus. D’Addabbo Gallo et al. (2001), Grimaldi de Zio & D’Addabbo Gallo (2001)

Alboran Sea:

• 35°11′N, 02°26′W; 3 m bsl: [FAO37] Morocco, Chafarinas Islands, Congreso Island [Isla del Congres], sublittoral mixed environment between rocks, medium sand pool near photophilic algae. Villora-Moreno & Grimaldi de Zio (1996)

Celtic Sea:

• 48°46′6′′N, 04°00′7′′W; 25 m bsl: [FAO27] Type Locality: France, Brittany Region, Bay of Morlaix. Renaud-Mornant (1989a)

• 48°44′N, 03°59′W; 0 m bsl: [FAO27] France, Brittany Region, Roscoff, intertidal and sand with Dentalium (scaphopod). Renaud-Mornant (1989a)