''Fannia armata'' is a

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 ...

species in the

Fanniidae The Fanniidae are a small (285 species in five genera) group of true flies largely confined to the Holarctic and temperate Neotropical realms; there are 11 Afrotropical species, 29 Oriental, and 14 Australasian. Adults are medium-sized to small ...

family. This species is smaller and more slender than the house fly, ''

Musca domestica The housefly (''Musca domestica'') is a fly of the suborder Cyclorrhapha. It possibly originated in the Middle East, and spread around the world as a commensal of humans. Adults are gray to black, with four dark, longitudinal lines on the t ...

'', and is similar in appearance to the

lesser house fly The lesser house fly (''Fannia canicularis'') , commonly known as little house fly, is a species of fly. It is somewhat smaller () than the common housefly and is best known for its habit of entering buildings and flying in jagged patterns in th ...

, ''Fannia canicularis''. 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 ...

. For identification see Séguy, E. (1923) Diptères Anthomyides. Paris: Éditions ''Faune de France'' Faune n° 6 393 p., 813 fi
Bibliotheque Virtuelle Numerique pdf
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References

Fanniidae Insects described in 1826 {{Muscoidea-stub