Identification difficulty = 4.
according to Ball & Morris, 20241
Cnemodon verrucula Collin in Coe(1953)2, Neocnemodon verrucula (Collin) in Stubbs & Falk (1983)3.
The larva is undescribed. Associated with a range of deciduous and mixed woodland. Adults fly low and rapidly amongst low vegetation along woodland rides and clearings. An early flying species which can be found visiting spring flowering shrubs such as sallows Salix sp.
The following plots show the number of unique records per week that were not reported to be of eggs, larvae or pupae.
DATA DEFICIENT - Ball & Morris, 20144. Notable - Falk, 19915.
Very few, widely scattered records north to the Scottish Highlands.
Ball, S., & Morris, R. (2024). Hoverflies of Britain and Ireland. WILDGuides (3rd ed.). Oxford: Princeton University Press. ↩
Coe, R. (1953). Diptera: Syrphidae. Handbooks for the Identification of British Insects, 10(1), 1–98. ↩
Stubbs, A., & Falk, S. (1983). British Hoverflies: An Illustrated Identification Guide (1st ed.). Reading: BENHS. ↩
Ball, S., & Morris, R. (2014). A review of the scarce and threatened flies of Great Britain. Part 6: Syrphidae. ( No. 9). Species status (pp. 1–130). Peterborough: JNCC. ↩
Falk, S. (1991). A review of the scarce and threatened flies of Great Britain. ( No. 39). Research and Survey in Nature Conservation (pp. 1–194). Peterborough: NCC. ↩