Diarsia florida, the fen square-spot, is a moth of the family Noctuidae. The species was first described by Schmidt in 1859. It is found from western Europe, Denmark, southern Norway and southern Sweden, east to Romania and Siberia. Subspecies perturbata is found in south-eastern Turkey.
| Diarsia florida | |
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Lepidoptera |
| Superfamily: | Noctuoidea |
| Family: | Noctuidae |
| Genus: | Diarsia |
| Species: | D. florida
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| Binomial name | |
| Diarsia florida (Schmidt, 1859)
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| Synonyms | |
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The wingspan is about 34 mm. The ab. florida Schmidt (10 c) appears to be only a brightly coloured and well-marked form [ of Diarsia rubi ]. It may be a fenland ecotype of rubi. [1]
The larvae feed on Athyrium, Betula, Calluna, Caltha, Lamium, Primula, Rubus, Rumex, Scrophularia, Struthiopteryx, Vaccinium and Urtica species.
Subspecies edit
- Diarsia florida florida
- Diarsia florida perturbata (south-eastern Turkey)
Similar species edit
Diarsia florida is difficult to certainly distinguish from its congeners. See Townsend et al.[2]
- Protolampra sobrina (Duponchel, 1843)
- Diarsia mendica ssp. mendica (Fabricius, 1775)
- Diarsia mendica ssp. thulei (Staudinger, 1891)
- Diarsia mendica ssp. orkneyensis (Bytinski-Salz, 1930)
- Diarsia rubi (Vieweg, 1790)
References edit
- ^ Warren. W. in Seitz, A. Ed., 1914 Die Großschmetterlinge der Erde, Verlag Alfred Kernen, Stuttgart Band 3: Abt. 1, Die Großschmetterlinge des palaearktischen Faunengebietes, Die palaearktischen eulenartigen Nachtfalter, 1914
- ^ Martin C. Townsend, Jon Clifton and Brian Goodey (2010). British and Irish Moths: An Illustrated Guide to Selected Difficult Species. (covering the use of genitalia characters and other features) Butterfly Conservation.
External links edit
- Kimber, Ian. "73.335 BF2124 Fen Square-spot Diarsia florida (Schmidt, 1859)". UKMoths. Retrieved 30 June 2019.
- Lepiforum e.V.
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