ruber

	site	site # (info)	collection date	kind	depth	substrate	salin	comments	reference
A	sublittoral sample station #35 (lange Sandbank), Sylt	446 map	September, October 1983		4 m	medium sand			Noldt U (1989): 43
B	eastern shore of Sylt Island, Germany	4552 map	1968-1970						Hoxhold S (1974): 26
C	List, Litoralstation der Biologischen Anstalt Helgoland (12), Sylt, Germany	6620 map	1966-1968	type locality				Sandwatt (leg. Hoxhold)	Schilke K (1970): 201