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The Wings of Insects: An Exposition of the Uniform Terminology of the Wing ...
John Henry Comstock
No preview available - 2018
accessory veins addition adult anal area anal vein appears arise basal connections base bears become branches cell chapter characteristic closely coalescence comparatively Comstock conclusion condition costal course cross-veins cubito-anal cubitus definitive described designated determine discussion distance distinct evident examined example exists extends fact Figure fold fore wing forked four front furrow genera given greatly Handlirsch hind wings homologies illustrating important indicated insects intercalary veins known later less lines longitudinal margin medial trachea method modifications nearly Needham nymph Odonata portion position posterior present preserved primitive type probable pupa radial sector radius recent reduced regarding remains represented result separate short shown side similar single specialization species stem structure subcosta termed third tion trachea transverse two-branched typical unbranched Upper usually venation wing-veins