A Manual of the Dragonflies of North America (Anisoptera): Including the Greater Antilles and the Provinces of the Mexican BorderUniversity of California Press, 1955 - 615 pagina's |
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Pagina 21
... ovipositor in the other families . The subgenital plate ( vulvar lamina ) is a flat or scoop - shaped pro- longation of the sternum of abdominal segment 8. Above its base lies the opening of the oviduct ( fig . 236 , p . 392 ) . Many ...
... ovipositor in the other families . The subgenital plate ( vulvar lamina ) is a flat or scoop - shaped pro- longation of the sternum of abdominal segment 8. Above its base lies the opening of the oviduct ( fig . 236 , p . 392 ) . Many ...
Pagina 293
... ovipositor much shorter than dorsum of abdominal segment 10 ...... 12 -Palp of ovipositor as long as dorsum of 10 .. 20 13 17 -This line not present 12 - Face with black line on fronto - clypeal suture .. 14 13 Genital valves 2-2.5 mm ...
... ovipositor much shorter than dorsum of abdominal segment 10 ...... 12 -Palp of ovipositor as long as dorsum of 10 .. 20 13 17 -This line not present 12 - Face with black line on fronto - clypeal suture .. 14 13 Genital valves 2-2.5 mm ...
Pagina 296
... ovipositor of female about one and one - third times as long as segment 9 ; Western . . . . . .palmata -Width to length of mentum about as 10:16 ; ovipositor of female about one and one - tenth times as long as 9 ... ....... .umbrosa 13 ...
... ovipositor of female about one and one - third times as long as segment 9 ; Western . . . . . .palmata -Width to length of mentum about as 10:16 ; ovipositor of female about one and one - tenth times as long as 9 ... ....... .umbrosa 13 ...
Inhoudsopgave
INTRODUCTION | 3 |
FIELD STUDIES | 33 |
PROCEDURE | 49 |
Copyright | |
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abdomen abdominal segments Acad Aeschna Amer anal loop anal triangle antehumeral stripes antenodal crossveins apical appendages of male auricles band basal segments base blackish broadly brown stripe brownish Bull Calif carina color Conn Cordulines crest dark Distribution and dates.-CANADA Distribution and dates.-UNITED dorsal hooks dorsum dragonflies edge Face female femora figs fore wing Garm genus Gomphus green greenish Gynacantha Hagen hairs hairy hamules Handb hind wing humeral interspace Kndy labium lateral lobe lateral spines lateral stripe Legs black Length Libellula margin median middle segments middorsal midlateral narrow Neur nymph occiput Odon ovipositor pair paler paranal cells planate Proc prothorax rear rearward rows of cells segment 9 Selys setae slender Somatochlora spiracle stigma streak subgenital plate subtriangle superior appendages suture thorax tibiae top of frons triangle U. S. Nat veins venation vertex wide widened Wings hyaline Wmsn yellow spots yellowish