A Manual of the Dragonflies of North America

abdomen abdominal segments Acad Aeschna Amer anal loop anal triangle antenodal crossveins apical appendages of male band basal segments base blackish brown stripe brownish Bull carina Coll color Conn crest dark Distribution and dates.-CANADA Distribution and dates.-UNITED dorsal hooks dorsum dragonflies edge Face femora figs fore wing Garm genus Gomphus green greenish Gynacantha Hagen hairs hairy hamules Handb hind wing humeral inferior interspace Kndy labium lateral lobe lateral spines lateral sutures Legs black Length Libellula median middle segments middorsal midlateral narrow Neur nymph occiput Odon Odonata outer ovipositor pair paler paranal cells planate Proc prothorax Rambur rear rearward reddish rows of cells segment 9 Selys Libell setae slender Somatochlora spiracle stigma streak subgenital plate subtriangle suture Tamaulipas thorax tibiae top of frons Tramea triangle U. S. Nat veins venation vertex wide widened Wings hyaline Wmsn yellow spots yellowish