''Cladius difformis'', the bristly rose slug, is a species of common sawfly in the family

Tenthredinidae Tenthredinidae is the largest family of sawflies, with well over 7,500 species worldwide, divided into 430 genera. Larvae are herbivores and typically feed on the foliage of trees and shrubs, with occasional exceptions that are leaf miners, stem ...

. They go through several generations a year. The larvae can cause damage to roses, raspberries and strawberries. The species is native to the

Palaearctic The Palearctic or Palaearctic is a biogeographic realm of the Earth, the largest of eight. Confined almost entirely to the Eastern Hemisphere, it stretches across Europe and Asia, north of the foothills of the Himalayas, and North Africa. Th ...

, but was probably accidentally introduced in the

Nearctic The Nearctic realm is one of the eight biogeographic realms constituting the Earth's land surface. The Nearctic realm covers most of North America, including Greenland, Central Florida, and the highlands of Mexico. The parts of North America ...

Life cycle

File:Cladius difformis larva.jpg, Larva File:Cladius difformis pupa dorsal.jpg, Pupa, dorsal view File:Cladius difformis pupa ventral.jpg, Pupa, ventral view File:Cladius difformis female.jpg, Female File:Cladius difformis male.jpg, Male

References

External links

Tenthredinidae Articles created by Qbugbot Insects described in 1799 Insect pests of ornamental plants {{sawfly-stub