Tephritis praecox (Löw, 1844)
on Calendula, Filago
gall
the larvae live in the flower heads.
hostplants
Asteraceae, oligophagous
Calendula arvensis, suffruticosa subsp. maderensis; Filago gallica.
Because flies have been caught in sites where none of the plants mentioned here did occur, the list of host plants certainly is still incomplete (Baugnée).
references
Baugnée (2006a), Bjeliš (2007a), Dirlbeck (1974a), Ebejer (2015a), Korneev (2016c), Kütük (2006a), Merz (1992a), Merz & Blasco-Zumeta (1995a), Mohamadzade Namin, Nozari & Najarpoor (2010a), Mohamadzade Namin, Nozari & Rasoulian (2010a), Penado, Smit, Franquinho Aguiar, ao (2020a), Smit (2006a, 2010a), White (1988a), Zarghani, Khaghaninia, Farshbaf Pour Abad & Gharali (2010a).