Wormaldia occipitalis (pictet, 1834)
Distribution: Norway, Sweden
Figures: 1- 6, ♂-Genitale: 1, 2 - lateral; 3 - dorsal; 4 - 10. segment and superior appendages, dorsal; 5 - ventral aspect; 6 - phallus, lateral. 7-9, ♀-Genitale: 7 - lateral, 8 - dorsal; 9 - ventral.
Comments: Norsk Rødliste (2006): critically endangered; Red List of Swedish Species (2005): vulnerable (Skåne län, V:a Götalands län)
Tobias & Tobias (2008): Trichoptera fennoscandinavica. - HTML Document