Revision of the birch-associated genus Massalongia (Diptera, Cecidomyiidae), with description of a new species from Japan and a taxonomic key to worldwide species


	Pupa of Massalongia bachmaieri. 36 ventral view of head 37 prothoracic spiracle 38 dorsal view of terminal part of abdomen (arrows indicate dorsal spines). Scale bars: 50 µm.

Part of: Elsayed AK, Skuhravá M, Ohta K, Yoshida S, Tokuda M (2020) Revision of the birch-associated genus Massalongia (Diptera, Cecidomyiidae), with description of a new species from Japan and a taxonomic key to worldwide species. ZooKeys 958: 1-27. https://doi.org/10.3897/zookeys.958.54300