Risa flavicoxa, Krivosheina & Ozerov, 2019

Krivosheina, M. G. & Ozerov, A. L., 2019, To the fauna of Risa Becker, 1907 (Diptera: Ephydridae) of Central Asia, Russian Entomological Journal 28 (2), pp. 192-194 : 194

publication ID

https://doi.org/ 10.15298/rusentj.28.2.14

persistent identifier

https://treatment.plazi.org/id/03BE4509-8523-FFD6-ADAE-2167FAB5FCF5

treatment provided by

Felipe

scientific name

Risa flavicoxa
status

 

KEY TO THE SPECIES OF RISA BECKER View in CoL OF CENTRAL ASIA

1. Palpus yellow .................................................................. 2

– Palpus black ..................................................................... 3

2. Fore coxa black. Ocellar triangle short, slightly protruding beyond the middle of frons. Postocellar setae present ...................................................... R. flavipalpis Ozerov View in CoL

– Fore coxa yellow. Ocellar triangle long, reaching lunule. Postocellar setae absent ...................... R. flavicoxa View in CoL sp.n.

3. Postpedicel 3 times as long as wide ................................. ...................................................... R. longicornuta Papp View in CoL

– Postpedicel 1.5–2.0 times as long as wide ...................... 4

4. Thorax subshining with greenish reflection. Ocellar triangle narrow and short, slightly protruding beyond the middle of frons .................................. R. asiatica Ozerov View in CoL

– Thorax black, greyish dusted. Ocellar triangle wide and long, reaching lunule .................. R. longirostris Becker View in CoL

Acknowledgements. The work was conducted within the state project No AAAA-A16-116021660077-3 (A.L. Ozerov) and partly supported by the program “Biodiversity” (M.G. Krivosheina). The authors are very grateful to Dr. Olga Ovchinnikova (ZISP) and Mrs. Galina Suleymanova (ZISP) for the loan of the material of Risa View in CoL for study.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Ephydridae

Genus

Risa

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