I found this Tabanidae larva last friday in a pond with no connection to other open water (Netherlands, close to Zwolle). Other aquatic fauna consisted mainly of mosquito larvae, leeches, Cloeon dipterum larvae and blue-tailed damselfly-nymphs. No indicators of especially good water quality.
I think this larva belongs to the genus Hybomitra. Is that correct? And if so, is it possible to identify it to species level?
Hallo Rayan
Zeker is dit Hybomitra maar determinatie is alleen mogelijk met anatomisch onderzoek. Ik heb je waarneming al goedgekeurd
Dear Rayan
Hybomitra for sure, but ID to species level is only possible after carefull examination of the internal anatomy
Ton
Dr Michael von Tschirnhaus, a leading expert on Chloropidae and Agromyzidae, died on 16 September 2025 at the age of 86. He will be greatly missed by the international community. R.I.P.
Anyone has the scan of "Harkness, R. D.; Ismay, J. W. 1976: A new species of Trachysiphonella (Dipt., Chloropidae) from Greece, associated with an ant Cataglyphis bicolor (F.) (Hym., Formicidae)
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Appreciate it, Tony Irwin! I got the hint to use the key next to Langton and Pinder key for females of Chironomidae. So no specific queries, except the keys...
I will keep this on my list and hope th