''Sphenella marginata'' is a species of

fly Flies are insects of the order Diptera, the name being derived from the Greek δι- ''di-'' "two", and πτερόν ''pteron'' "wing". Insects of this order use only a single pair of wings to fly, the hindwings having evolved into advanced ...

in the family

Tephritidae The Tephritidae are one of two fly families referred to as fruit flies, the other family being the Drosophilidae. The family Tephritidae does not include the biological model organisms of the genus '' Drosophila'' (in the family Drosophilidae ...

, the gall flies. It is found in the

Palearctic The Palearctic or Palaearctic is a biogeographic realm of the Earth, the largest of eight. Confined almost entirely to the Eastern Hemisphere, it stretches across Europe and Asia, north of the foothills of the Himalayas, and North Africa. Th ...

.Séguy, E. (1934) ''Diptères: Brachycères''. II. ''Muscidae acalypterae, Scatophagidae''. Paris: Éditions Faune de France 2
Bibliotheque Virtuelle Numerique pdf
/ref> The larvae feed on ''

Senecio vulgaris ''Senecio vulgaris'', often known by the common names groundsel and old-man-in-the-spring, is a flowering plant in the family Asteraceae. It is an annual plant, annual herbaceous plant, herb, native to the Palaearctic and widely naturalised as a ...

''.

References

Tephritinae Insects described in 1814 Diptera of Europe {{tephritinae-stub