van Steenis, Jeroen, Research Associate NBC–Naturalis, Leiden. ℅ Hof der Toekomst 48, 3823 HX Amersfoort, Netherlands

• European Journal of Taxonomy Vol. 722 (2020) - Research article
  Review of the Eumerus tricolor species group (Diptera: Syrphidae) in Iran, with description of six new species
  Abstract  PDF  PDF/A  GBIF  BLR