comments |
Collected at low tide from Oxwich Bay (Ref. 2698) and known from Outer Hebrides (Ref. 2699), Steingrund, in the vicinity of Helgoland (Ref. 2711 and Ref. 2707), Studland Bay (Ref. 2719) and North Wales (Ref. 105213). C: Refs. 2698, 2699, 2707, 2711, 105213. |