Photo 226112547, (c) Dustin, some rights reserved (CC BY-NC), uploaded by Dustin

Attribution	© Dustin some rights reserved
Uploaded by	dustinarachnophile
Source	iNaturalist NZ
Associated observations	Photos / Sounds 5 photos What Eupatorium Gall Fly (Procecidochares utilis) Observer dustinarachnophile Date August 29, 2022 05:41 PM NZST Place Mangawhai, New Zealand (Google, OSM) Date Added August 30, 2022 12:02 AM NZST Description Stem galls common. ~~Unsure of host species~~; apparently there are two fly spp. introduced as biocontrol for the two Ageratina spp. in NZ. 2 IDs Research Grade View
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