Microchrysa flavicornis
(Meigen, 1822)
green gem
Microchrysa flavicornis is a small European soldier fly in the Stratiomyidae, commonly known as the green gem. are active during summer months and are associated with woodland edges and hedgerows. The exhibits in coloration, with females displaying metallic green on the and . Larvae have been recorded from .
Pronunciation
How to pronounce Microchrysa flavicornis: /maɪ.kroʊˈkraɪ.sə ˌflævɪˈkɔrnɪs/
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Identification
Distinguished from other Microchrysa by the combination of red-yellow with brown third antennomere and black , yellow legs with blackish hind , and metallic green with golden reflections. The light-colored on the and abdomen in males and the metallic green and abdomen in females are diagnostic. Small size (4.5–5.0 mm) separates it from larger soldier flies.
Images
Habitat
Deciduous woodland edges, hedgerows, isolated trees and bushes. Larval includes .
Distribution
North Europe and Central Europe. Confirmed present in Belgium (including Brussels-Capital, Flemish, and Walloon regions) and Denmark.
Seasonality
period June to August.
Life Cycle
Larvae develop in . emerge in summer.
Ecological Role
Larvae contribute to nutrient cycling through decomposition of . may serve as in woodland edge .
Similar Taxa
- Other Microchrysa speciesSimilar metallic green coloration; M. flavicornis distinguished by antennal coloration (red-yellow with brown third segment and black ) and leg pattern (yellow with blackish hind ).
- Other StratiomyidaeLarger in related ; M. flavicornis is notably small at 4.5–5.0 mm.