Archilopsis arenaria Martens, Curini-Galletti & Pucinelli, 1989 | Aug 1981 | | fine sand | Belgium North-Sea coast, De Panne, mediolittoral. |
Archilopsis arenaria Martens, Curini-Galletti & Pucinelli, 1989 | May 1983 | | fine sand | Belgium North-Sea coast, De Panne, mediolittoral. |
Promonotus marci Ax, 1954 | 1984 or earlier | | sand | sandy beach at De Panne. |
Monocelopsis otoplanoides Ax, 1951 | 1984 or earlier | | sand | sandy beach at De Panne. |
Cirrifera sopottehlersae Noldt & Jouk, 1988 | Nov 19, 1985 | | fine sand | marine sediments from the Belgium and German North Sea coast. De Panne at midtide level in fine sand. leg. Jouk. |