1.
Studies of Laboulbeniales (Fungi, Ascomycota) on Myrmica ants: Rickiawasmannii in the Netherlands
2.
Coleophora gryphipennella (Hübner, 1796) (Lepidoptera, Coleophoridae) on Fragaria vesca L. (Rosaceae), a novel host, in the coastal dunes of The Netherlands