Ozirhincus millefolii
(Wachtl, 1884)
A in the . The name 'millefolii' indicates association with Achillea millefolium (yarrow), a common for this . develop within flower , inducing . are small, delicate typical of the family.
Pronunciation
How to pronounce Ozirhincus millefolii: /oʊˈzɪrɪŋkəs ˌmɪlɪˈfoʊli.aɪ/
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Identification
Distinguished from other Ozirhincus by association with Achillea millefolium. are minute (2-3 mm), with reduced and long, characteristic of . are found only within yarrow flower , forming distinctive .
Habitat
Open including meadows, grasslands, and disturbed areas where Achillea millefolium (yarrow) grows.
Distribution
Recorded from Belgium, Denmark, Norway, and the contiguous United States.
Diet
feed on developing florets within yarrow flower , inducing formation.
Host Associations
- Achillea millefolium - larval development within flower
Life Cycle
. develop within in yarrow flower . occurs within the gall or in soil. emerge to mate and oviposit in new yarrow flower heads.
Ecological Role
As a -former, modifies reproductive structures. Provides microhabitat for and within galls.
Similar Taxa
- Ozirhincus hungaricusAlso associated with Achillea ; may co-occur on yarrow and requires careful and morphological distinction
- Other Cecidomyiidae on AsteraceaeNumerous attack Asteraceae flower ; specificity is primary diagnostic feature