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Longicorn ID: Tool for Diagnosing Cerambycidae Subfamilies and Tribes
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Atimia confusa

Classification Diagnostic Features of Larvae
  • Larva. Form elongate , semi-robust, anteriorly slightly depressed; integument thin, shining, very sparsely clothed with short whitish pubescence. Head depressed; ocelli sometimes nearly obsolete; epistoma thin, curved; hypostoma transverse; gula very short; ventral mouth-parts fleshy, palpal joints subequal. Prothorax about twice as wide as long, with an anterior, dorsal, transverse, light ochraceous band divided into four plates extending across protergum; pronotum anteriorly shining, posteriorly very finely velvety pubescent except for central area (pubescence sometimes nearly obsolete); eusternum having a narrow, transverse, posterior band of velvety pubescence. Mesonotum and metanotum extremely finely velvety. Abdomen shining; ampullae rarely at all pubescent, fourth, fifth and sixth deeply bilobed, these lobes tending to be tuberculate. Spiracles small, middle abdominal ones orbicular. Caudal spines two, widely separated. Adapted from Craighead (1923).
Biology and Economic Importance
  • The species ofAtimia are found only in the Cupressaceae. The larvae of this species mine under the bark of recently dead trees, pupating and transforming to adults in the late summer, but not emerging until spring. A. confusa dorsalis has been reared from Cupressus, Juniperus, and Libocedrus through the Pacific Coast region. Adapted from Craighead (1923).
Selected References to Larvae Specimens

idtools.org     Longicorn ID images on Bugwood ITP Node
Longicorn ID last updated 2020  E.H. Nearns, N.P. Lord, S.W. Lingafelter, A. Santos-Silva, K.B. Miller, & J.M. Zaspel