Euura myrsiniticola explained

Euura myrsiniticola is a species of sawfly belonging to the family Tenthredinidae (common sawflies). The larvae feed internally in a gall formed on the leaves of whortle-leaved willow (Salix myrsinites).

Description of the gall

The pea-sized gall is smooth and globular and occurs on whortle-leaved willow (Salix myrsinites). It is large in relation to the size of the leaf and protrudes approximately one-third above the leaf surface, and two-thirds below.^{[1] [2]}

Distribution

The gall or sawfly has been recorded from Finland, Norway, Russia (Kolguyev Island), Scotland and Sweden.^[3]

Notes and References

1. Book: Redfern . Margaret . Shirley . Peter . Boxham . Michael . British Plant Galls . 2011 . Field Study Council . Shrewsbury . 978-185153-284-1. 282–299 . Second.
2. Web site: Ellis . W N . Euura myrsiniticola (Kopelke, 1991) . Plant Parasites of Europe . 18 January 2024.
3. Liston. Andrew D. Heibo. Erik. Prous. Marko. Vardal. Hege. Nyman. Tommi. Vikberg. Veli. North European gall-inducing Euura sawflies (Hymenoptera, Tenthredinidae, Nematinae). Zootaxa. 2017. 4302. 1. 94. Magnolia Press. 1175-5334. 10.11646/zootaxa.4302.1.1. free.