''Hebecnema umbratica'' is a

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 Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Muscidae. It is the

type species In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the species that contains the biological type specimen ...

of the genus '' Hebecnema''.

Description

See Morphology of Diptera for terms. Eyes densely long· (male) or short- (female) haired. The abdomen, seen from behind, with (male) rather dense grey dusting and a sharply defined narrow median dark line, or (female) with thin dusting and a broader, less sharply defined dark median area and faint shifting dark spots. The female thorax, seen from in front, with 4 faint but more or less distinct darker stripes; frontal triangle, seen from slightly behind, usually extending almost to lunule. 3.5–6 mm.

References

Muscidae Diptera of Europe Insects described in 1826 {{Muscidae-stub