Bulletin of the United States Geological and Geographical Survey of the Territories, 3. köide,2. numberU.S. Government Printing Office, 1877 |
From inside the book
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Page 191
... wings with a spot clothed with whitish scales . Long . corp . 3-4mm . Hab . - Cambridge , Mass . , in May . Obs . I bred this species from larvæ which I found in a pool together with those of several species of Culex . The larvæ and ...
... wings with a spot clothed with whitish scales . Long . corp . 3-4mm . Hab . - Cambridge , Mass . , in May . Obs . I bred this species from larvæ which I found in a pool together with those of several species of Culex . The larvæ and ...
Page 193
... wing and a central cloud brown ; the ante- rior branch of the second vein connects it , in the shape of a cross - vein ... wings with a slight yellowish tinge ; a light gray shadow along the hind mar- gin , beginning at the apex . Hab ...
... wing and a central cloud brown ; the ante- rior branch of the second vein connects it , in the shape of a cross - vein ... wings with a slight yellowish tinge ; a light gray shadow along the hind mar- gin , beginning at the apex . Hab ...
Page 195
... wings tinged with brown , this brown with a distinct bluish opalescence ; distal third of the wings hyaline . Three male specimens caught by me on the wing , on the bridle - path to the foot of the Upper Yosemite Fall , June 6 , 1876 ...
... wings tinged with brown , this brown with a distinct bluish opalescence ; distal third of the wings hyaline . Three male specimens caught by me on the wing , on the bridle - path to the foot of the Upper Yosemite Fall , June 6 , 1876 ...
Page 197
... Wings with a faint yellowish tinge as a ground - color ; grayish clouds of irregular shape occupy all the cells , and become almost confluent on the distal half of the wing , leaving only small spaces of the ground - color at both ends ...
... Wings with a faint yellowish tinge as a ground - color ; grayish clouds of irregular shape occupy all the cells , and become almost confluent on the distal half of the wing , leaving only small spaces of the ground - color at both ends ...
Page 198
... wing than the inner end of second posterior ; wings pale brownish , with a number of white spots , especially along the margin and on the cross - veins ; femora with a dark brown ring before the tip . Length about 3mm . Thorax yellowish ...
... wing than the inner end of second posterior ; wings pale brownish , with a number of white spots , especially along the margin and on the cross - veins ; femora with a dark brown ring before the tip . Length about 3mm . Thorax yellowish ...
Common terms and phrases
abdomen angles antennæ antennæ black anteriorly apex apical arcuated band basal joint base beset black pile black spot blackish breadth bristles broad broadly brownish brownish-yellow California Cañon City central eyes Centur cephalothorax clypeus coarsely Colo color Colorado convex corium coxæ cross-band cross-vein curved dark brown densely Denver Diptera distal dorsum female femora fovea front genus grayish halteres head hemelytra Hemipt hind margin hyaline July labium lateral margins legs Length lobes Loew longer longitudinal male maxillæ middle millim millimeters moderately narrow nearly nervures oblique ocelli outer ovipositor paler palpi patella piceous pleuræ pollen posterior cell posterior margin posteriorly pronotum pubescent punctate punctures reddish Rostrum rounded scutellum second joint shining short shorter side sinuated slender slightly Sonoma County species specimens spines Stål sternum stripe tarsi testaceous third joint third vein thorax tibia tibiæ tinged transverse tylus Uhler venter vertex vulva white pile whitish wings yellowish