Refereed

Sibylle Häggqvist, Sven Olof Ulefors, Fredrik Ronquist. 2015. A new species group in Megaselia, the lucifrons group, with description of a new species (Diptera, Phoridae). ZooKeys : 89-108.

Emma Wahlberg, Guilherme C. Baiao, Sibylle Häggqvist, Svante Martinsson, Dario Pistone, Thomas Pape. 2014. Ancistrocerus waldenii waldenii (Viereck 1906) (Hymenoptera Vespidae, Eumeninae), a new addition to the fauna of Greenland. Zootaxa 3838: 143-150.

Other academic

Sibylle Häggqvist. 2016. Charting biodiversity - Scuttle flies and other poorly known insects in Sweden. Doctoral thesis. Department of Zoology, Stockholm University.

Fredrik Ronquist, Sibylle Häggqvist, Mattias Forshage, Dave Karlsson, Jaschhof Mathias, Tom Britton, Jostein Kjaerandsen, Johannes Bergsten, Ulf Gärdenfors. Size and Composition of the Swedish Insect Fauna.

Sibylle Häggqvist, Sven Olof Ulefors, Fredrik Ronquist. Phylogeny and species-group classification of the mega-diverse genus Megaselia (Diptera, Phoridae).

Sibylle Häggqvist, Sven Olof Ulefors, Fredrik Ronquist. The spinigera group of Megaselia (Diptera, Phoridae) - molecular phylogeny, revision of the known Swedish fauna, and description of a new species.