Eurasimona stigma (Löw, 1840)

on Asteraceae

gall

The receptacle is hardened and enlarged upwards into an an acute cone. Inside a single white larva, or a puparium; the gall is vacated through a round hole in the tip. The gall resembles that of Tephritis nigricauda but is larger, causing the galled flower heads to extend above the inflorescence.

host plants

Asteraceae, monophagous

Achillea millefolium, nobilis.

Anthemis arvensis, cotula; Leucanthemum vulgare; Tanacetum vulgare.

synonyms

Euribia, Uropohora stigma.

references

Buhr (1964b), Dauphin & Aniotsbehere (1997a), Dirlbeck & Dirlbeck (1994a), Houard (1909a), Mazzon, Whitmore, Cerretti & Korneyev (2021a), Niblett (1940a), Roskam (2019a), Schmitz (1998a), Tóth (1969a), White & Korneyev (1998a), Zarghani, Khaghaninia, Mohamadzade Namin, ao (2016a).