Actina chalybea

Actina chalybea
	Actina chalybea, male
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Diptera
Family:	Stratiomyidae
Genus:	Actina
Species:	A. chalybea
Binomial name
	Actina chalybea; Meigen, 1804[1]
Synonyms
	Beris femoralis Meigen, 1820; Beris hirsuta Macquart, 1834; Beris nigripes Meigen, 1820; Beris nitens Latreille, 1905; Beris octodentata Meigen, 1820;

Actina chalybea is a species of 'soldier flies' belonging to the family Stratiomyidae subfamily Beridinae.[2]

Distribution

This species is present in most of Europe.[3] Adults prefer shady and moist habitats.

Description

The adults of Actina chalybea ca reach a length of 7.5–8.5 millimetres (0.30–0.33 in) long.[4][5] These flies have a metallic green thorax. The head is quite large and rounded, with small black antennae pointing forward. Palps are clearly visible.[4] The eyes are green, almost contiguous in males[4] and clearly separated in females. Forehead and thorax are covered with long black hair. The scutellum has four black spines. The abdomen is flattened and the legs are black with femora partially yellow.

Biology

Adults can mostly be encountered from April through June.

Bibliography

Keith Bayless - Actina species
Rozkošný, R. 1998. Chapter 24. Family Stratiomyidae. Manual Palaearct. Dipt. 2: 387-411.

References

Woodley, N. E. (1995). "The genera of Beridinae (Diptera: Stratiomyidae)". Mem. Entomol. Soc. Wash.: 1–231.
Woodley, N. E. (2001). "A World Catalog of the Stratiomyidae (Insecta: Diptera)". Myia. Leiden: Backhuys Publishers. 1–473: 1–473.
Fauna europaea
Menno Reemer, 2014 Field Key to the Soldierflies of the Netherlands (Diptera: Stratiomyidae & Xylomyidae)
Stubbs, A. & Drake, M. (2001). British Soldierflies and Their Allies: A Field Guide to the Larger British Brachycera. British Entomological & Natural History Society. pp. 512 pp. ISBN 1-899935-04-5.

External links

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[Woodley1995-1] Woodley, N. E. (1995). "The genera of Beridinae (Diptera: Stratiomyidae)". Mem. Entomol. Soc. Wash.: 1–231.

[Woodley2001-2] Woodley, N. E. (2001). "A World Catalog of the Stratiomyidae (Insecta: Diptera)". Myia. Leiden: Backhuys Publishers. 1–473: 1–473.

[3] Fauna europaea

[XX-4] Menno Reemer, 2014 Field Key to the Soldierflies of the Netherlands (Diptera: Stratiomyidae & Xylomyidae)

[5] Stubbs, A. & Drake, M. (2001). British Soldierflies and Their Allies: A Field Guide to the Larger British Brachycera. British Entomological & Natural History Society. pp. 512 pp. ISBN 1-899935-04-5.