Hans Hillewaert:
Lernaeocera branchialis
Hans Hillewaert:
Lepeophtheirus pectoralis
Hans Hillewaert:
Acanthochondria cornuta on flounder
Hans Hillewaert:
Acanthochondria limandae on Limanda limanda
Hans Hillewaert:
Clavellisa emarginata on Alosa fallax
Hans Hillewaert:
Clavella adunca
Hans Hillewaert:
Lernaeenicus sprattae
Hans Hillewaert:
Harpacticoida