Family Argidae (Fused-horned Sawflies) » Arge nigripes (Retzius, 1783)
Length 7-11 mm. The black adult has darkened wings and entirely dark legs. The larvae are green with two pale stripes down the back and a pale brown head. The larva feeds on roses. Seen April to July in hedgerows and garden. Common and widespread.
Adults
Larvae
Adult and larvae found in back garden, South Staffordshire. Photos © Peter Hillman.
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