''Helina allotalla'' is a

Palearctic The Palearctic or Palaearctic is the largest of the eight biogeographic realms of the Earth. It stretches across all of Eurasia north of the foothills of the Himalayas, and North Africa. The realm consists of several bioregions: the Euro-Sibe ...

fly Flies are insects of the Order (biology), order Diptera, the name being derived from the Ancient Greek, Greek δι- ''di-'' "two", and πτερόν ''pteron'' "wing". Insects of this order use only a single pair of wings to fly, the hindwing ...

from the family Muscidae.

Description

See Morphology of Diptera for terms. The eyes are separated by less than 3 times the width of the third antenna! segment. Prealar bristle well developed, about two-thirds the length of second notopleural bristle. The abdomen has at most indistinct narrow paired spots. Arista. wider than third antennal segment. 6–8 mm.

References

Muscidae Diptera of Europe Taxa named by Johann Wilhelm Meigen Insects described in 1830 {{Muscidae-stub