Filtration of Nutritional Fluids in the German Wasp <i>Vespula germanica</i> (Vespidae, Hymenoptera) by Kenneth Kuba, Harald W. Krenn

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Evolution of proboscis musculature in Lepidoptera by Harald W. KRENN, Niels P. KRISTENSEN

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The Mouthparts of Female Blood-Feeding Frog-Biting Midges (Corethrellidae, Diptera) by Stephan Barton, Jonas Virgo, Harald W. Krenn

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Comparative morphology of the mouthparts of the megadiverse South African monkey beetles (Scarabaeidae: Hopliini): feeding adaptations and guild structure by Florian Karolyi, Teresa Hansal, Harald W. Krenn, Jonathan F. Colville

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Nectar Uptake of a Long-Proboscid <i>Prosoeca</i> Fly (Nemestrinidae)—Proboscis Morphology and Flower Shape by Harald W. Krenn, Florian Karolyi, Peter Lampert, Annalie Melin, Jonathan F. Colville

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Flower visiting Neuroptera: Mouthparts and feeding behaviour of Nemoptera sinuata (Nemopteridae) by Harald W. KRENN, Barbara-Amina GEREBEN-KRENN, Bernhardt M. STEINWENDER, Alexi POPOV

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The allometry of proboscis length in Melittidae (Hymenoptera: Apoidae) and an estimate of their foraging distance using museum collections. by Annalie Melin, Harald W Krenn, Rauri C K Bowie, Colin M Beale, John C Manning, Jonathan F Colville

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