Slender-fly
Guides
Fannia sociella
Fannia sociella is a small, slender fly in the family Fanniidae, closely resembling the lesser house fly (Fannia canicularis). It is native to the Palearctic region and is notably smaller and more slender than the common house fly (Musca domestica). The species is documented from scattered localities including parts of Scandinavia and the Azores.
Mumetopia occipitalis
Mumetopia occipitalis is a species of true fly in the family Anthomyzidae, described by Melander in 1913. The genus Mumetopia is a small group within Anthomyzidae, a family of small, slender flies associated with decaying plant matter and fungal substrates. Information on the biology and ecology of this species is limited.