@article {1822, title = {Contribution a l{\textquoteright}etude systematique et ecologique des Syrphidae (Dipt.) de la Suisse occidentale}, journal = {Mitteilungen der Schweizerische Entomologische Gesellschaft}, volume = {47}, year = {1974}, pages = {151-252}, keywords = {Pipizella, Pipizella pennina (Goeldlin)}, author = {Goeldlin de Tiefenau, Pierre} } @article {233, title = {The genus Trichopsomyia Williston, 1888 (Diptera: Syrphidae) in Europe with description of a new species, known for many years}, journal = {Mitteilungen Der Schweizerischen Entomologischen Gesellschaft}, volume = {70}, number = {1-2}, year = {1997}, pages = {191-201}, keywords = {Arthropods, AUSTRIA, Bolzano, Dipterans/True Flies, Europe, FRANCE, GERMANY, Haut Rhin, Insects, Invertebrates, ITALY, Le Markstein Lautenbach, New species, PALAEARCTIC REGION, Saint Anton, Sarntal, SWITZERLAND, Syrphidae, Systematics Trichopsomyia joratensis, Tirol, Trichopsomyia}, author = {Goeldlin de Tiefenau, Pierre} } @article {199, title = {The species of the Platycheirus scutatus (Meigen) complex in central Europe, with description of Platycheirus speighti spec. nov. from the Alps (Diptera, Syrphidae)}, journal = {Volucella}, volume = {6}, year = {2002}, pages = {23-40}, keywords = {Key to species, New species, Palaearctic, Platycheirus, Syrphidae}, author = {Doczkal, Dieter and Stuke, Jens-Hermann and Goeldlin de Tiefenau, Pierre} }