Tenthredo livida is a sawfly species belonging to the family Tenthredinidae (common sawflies), subfamily Tenthredininae.Biolib
Distribution and habitat This species is present in most of Europe.Fauna europaea These sawflies mainly inhabit woodland rides, hedge rows and spruce forest edge.
Description The adults of Tenthredo livida are to long.J.K. Lindsey - Commanster.eu The thorax and head are black, with a large white mouth area and white tips on antennae. Forewings have a white and brown stigma. This species is rather variable in colour. The abdomen is usually black in females, orange-reddish in males.Nature Spot
Biology Adults can be encountered from May through August feeding on small insects and on nectar and pollen of flowers, especially of Apiaceae species (Anthriscus sylvestris, Heracleum sphondylium).
The larvae are polyphagous and are nocturnal grazers, feeding on leaves of a variety of plants (mainly Rosaceae, Betulaceae and Salicaceae species, but also on bracken species).Encyclopedia of life
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References
Magis N. (2003): Notes faunistiques sur les espèces du genre Tenthredo Linné, 1758 sensu lato dans la région Franco-rhénane (Hymenoptera Symphyta : Tenthredinidae, Tenthredininae), Notes fauniques de Gembloux, n° 53 [as Tenthredella livida (Linné, 1758)]