Pachygaster leachii

Pachygaster leachii
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Diptera
Family:	Stratiomyidae
Subfamily:	Pachygastrinae
Genus:	Pachygaster
Species:	P. leachii
Binomial name
Pachygaster leachii Stephens in Curtis, 1824 [1]
Synonyms
Pachygaster pallipennis Macquart, 1834 [2] Pachygaster pallidipennis Meigen, 1838 [3] Pachygaster flavipes Costa, 1845 [4] Pachygaster teachi Brunetti, 1889 [5] Pachygaster angustifronsKrivosheina, 2004 [6]

Pachygaster leachii, the yellow-legged black, is a European species of soldier fly. ^{[7] [8] [9]}

Description

A minute fly of brilliant black color with a round abdomen and a body length of around 2.5-3.5 mm. The eyes are brown-red in males and obscure green in females. Both males and females have yellow antennae. The legs are of a pale yellow with a blackish ring, sometimes quite wide, at the apex of femora III. It has yellowish wings with pale veins. The halteres are yellowish-brown at the base. ^{[10] [11] [12] [13]}

Biology

The habitat is woodland with oak and elm. Associated with alder, hazel. The flight period is from June to August.

Distribution

Andorra, Austria, Azerbaijan, Belgium, Bulgaria, Czech Republic, England, France, Georgia, Germany, Hungary, Ireland, Italy, Netherlands, Poland, Portugal, Romania, Russia, Slovakia, Spain, Sweden, Switzerland, Wales, Yugoslavia.

References

1. Curtis, J. (1824). British entomology ... Vol. 1. London: Privately published. pp. pls.39–42.
2. Macquart, P. J. M. (1834). Histoire Naturelle des insectes. Dipteres. Tome premiere. Paris: Roret. pp. 578 + 8 pp., 12 pls.
3. Meigen, Johann Wilhelm (1838). Systematische Beschreibung der bekannten europäischen zweiflügeligen Insekten. Vol. 7. Hamm. pp. xii + 1–434. Retrieved 28 June 2021.
4. Costa, O. G. (1845). "Descrizione di dodici specie nuove dell'ordine de'Ditteri ed illustrazione di altre quattordici meno ovvie raccolte nella state del 1834". Atti della Reale Accademia delle Scienze di Napoli, Sezione della Società Reale Borbonica. 5{1844] (2): 81–107.
5. Brunetti, E. (1889). "List of the British Stratiomyidae, with analytical tables and notes [part]". The Entomologist. 22 (312): 130–134. Retrieved 21 March 2023.
6. Krivosheina, N.P. (2004). "A review of the stratiomyid-fly genera Neopachygaster Austen, Eupachygaster Kertesz and Pachygaster Meigen (Diptera, Stratiomyidae) from Russia and neighbouring countries". Entomologicheskoe Obozrenie (in Russian). 83: 490–506.
7. Stubbs, Alan E; Drake, Martin (2014). British Soldierflies and their allies (an illustrated guide to their identification and ecology) (2 ed.). Reading: British Entomological and Natural History Society. pp. 528 pp, 20 plates. ISBN   9781899935079.
8. Woodley, N.E. (2001). "A World Catalog of the Stratiomyidae (Diptera)". Myia. 11: 1–462. Retrieved 7 December 2022.
9. Zeegers, T.; Schulten, A. (2022). Families of Flies with Three Pulvilli: Field Guide Northwest Europe. Graveland: Jeugdbondsuitgeverij. pp. 256pp. ISBN   9789051070682.
10. Seguy. E. Faune de France Faune n° 13 1926. Diptères Brachycères.308 p., 685 fig.
11. Verrall, G. H. (1909). Stratiomyidae and succeeding families of the Diptera Brachycera of Great Britain British flies. Vol. 5. London: Gurney and Jackson. pp. 780, 34 p., 407 fig. Retrieved 19 October 2022.
12. E. P. Narchuk in Bei-Bienko, G. Ya, 1988 Keys to the insects of the European Part of the USSR Volume 5 (Diptera) Part 2 English edition. Keys to Palaearctic species but now needs revision.
13. William Lundbeck Diptera Danica. Genera and species of flies Hitherto found in Denmark. Copenhagen & London, 1902-1927. 7 vols This article incorporates text from this source, which is in the public domain .

External links

• Images representing Pachygaster leachii at Bold