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The larva is a caterpillar-like grub with a brown head and white body, growing to about 10 mm (0.4 in) when fully developed. [2] It can be distinguished from the codling moth ( Cydia pomonella ) larva by being creamy-white, with seven pairs of abdominal legs, while the latter is pinkish-white and has five pairs.
The pine sawfly Diprion pini is a serious pest of forestry. Caterpillar-like larvae of Iris sawfly on yellow flag, showing damage to host plant. Sawflies are major economic pests of forestry. Species in the Diprionidae, such as the pine sawflies, Diprion pini and Neodiprion sertifer, cause serious damage to pines in regions such as Scandinavia.
The iris sawfly (Rhadinoceraea micans) is a species of sawfly in the family Tenthredinidae. [2] Native to Europe, the larvae—more often noticed than the adults—can occur in large numbers causing damage to garden plants such as the yellow iris or flag, Iris pseudacorus .
The common pine sawfly, Diprion pini, is a sawfly species in the family Diprionidae. [1] It is a serious pest of economic forestry , capable of defoliating large areas of pine forest. It occurs throughout Europe and Russia.
Neodiprion lecontei is a species of sawfly in the family Diprionidae native to eastern North America, commonly known as the red-headed pine sawfly or Leconte's sawfly. The larvae feed on the foliage of many species of native and imported pines. This species was named after John Lawrence LeConte, an American entomologist of the 19th century.
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Pristiphora erichsonii, the larch sawfly, is a species of sawfly. The adult sawfly resembles a black wasp, is about ½ inch in length with a thick waist and has brown to orangish markings on the abdomen. Larvae have black heads, gray-green bodies with white undersides, and are about 15–18 mm long when full grown.
Xenapates larvae and pupae. Tenthredinidae is the largest family of sawflies, with well over 7,500 species worldwide, [2] 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 borers, or gall makers.