Stilpnogaster aemula

Stilpnogaster aemula is a species of 'stiletto flies' belonging to the family Asilidae.

Stilpnogaster aemula
Stilpnogaster aemula preys a micromoth. Female
Scientific classification
Kingdom:
Animalia
Phylum:
Arthropoda
Class:
Insecta
Order:
Diptera
Family:
Asilidae
Genus:
Stilpnogaster
Species:
S. aemula
Binomial name
Stilpnogaster aemula
(Meigen, 1820)
Synonyms[1]
  • Asilus fasciata Megerle, 1820
  • Asilus incerta Wiedemann, 1820
  • Asilus nigricans Macquart, 1834

Subspecies

Subspecies include:[2]

  • Stilpnogaster aemula aemula (Meigen, 1820)
  • Stilpnogaster aemula setiventris (Zetterstedt, 1860)

Distribution

This species is present in part of Europe (Austria, Czech Republic, France, Germany, Italy, Poland, Romania, Slovakia, Sweden, former Yugoslavia and Switzerland).[3]

Description

Stilpnogaster aemula can reach a body length of about 14–16 millimetres (0.55–0.63 in).[4] Face is covered with pubescence and shows a narrow shiny longitudinal marking. Tergites and sternites are shiny black, with tomentose hind margins of each segment. Discal bristles on tergites are well-developed. Metatarsus of mid leg is of usual length.[5]

  • Stilpnogaster aemula preys a Polydrusus species
  • S. aemula with prey. Side view
  • S. aemula with prey. Female

References
  1. Catalogue of life
  2. Biolib
  3. Fauna Europaea
  4. Fritz Geller-Grimm Photographic atlas and identification key to the robberflies
  5. Fritz Geller-Grimm - Robber flies of Germany - Identification key to Asilinae


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