Platycheirus occultus

Platycheirus occultus is a Palearctic species of hoverfly.

Platycheirus occultus
Platycheirus occultus female
Scientific classification
Kingdom:
Animalia
Phylum:
Arthropoda
Class:
Insecta
Order:
Diptera
Family:
Syrphidae
Subfamily:
Syrphinae
Tribe:
Bacchini
Genus:
Platycheirus
Subgenus:
Platycheirus
Species:
P. occultus
Binomial name
Platycheirus occultus
Goeldlin de Tiefenau Maibach & Speight, 1990

Description

External images For terms see Morphology of Diptera
Tarsae 1: apical half of all segments without dark brown to black blotches ventrally. Femora 1 black to dark brown for less than half its length. Surstyli pale-haired.[1] [2]

Distribution

Norway, Sweden, Finland, Denmark, Ireland, Britain, North Germany, France Switzerland, Spain and northern Italy (Apennines), Serbia, Turkey[3]

Biology

Habitat: fen and bog, coastal marsh and dune slacks, humid, seasonally-flooded, grassland, moorland, taiga wetlands. Flies April to September.

References
  1. Speight, M.C.D. & Goeldlin de Tiefenau, P. (1990) Keys to distinguish Platycheirus angustipes, P.europaeus, P.occultus and P.ramsarensis (Dipt., Syrphidae) from other clypeatus group species known in Europe. Dipterists Digest, 5: 5-18.
  2. Van Veen, M. P. (2004). Hoverflies of Northwest Europe, Identification Keys to the Syrphidae (Hardback). Utrecht: KNNV Publishing. p. 254. ISBN 90-5011-199-8.
  3. Speight, M.C.D. (2011). "Species accounts of European Syrphidae (Diptera)" (PDF). Syrph the Net, the database of European Syrphidae. 65: 285pp.


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