Bulletin of the United States Geological and Geographical Survey of the Territories, 3. köide,2. numberU.S. Government Printing Office, 1877 |
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Page 194
... tibiæ ; a much smaller spur alongside of it ; ungues with a tooth - like incrassation at the base . Wings comparatively larger and broader than in Blepharocera ; anal lobe very large , projecting . Venation : second submarginal cell ...
... tibiæ ; a much smaller spur alongside of it ; ungues with a tooth - like incrassation at the base . Wings comparatively larger and broader than in Blepharocera ; anal lobe very large , projecting . Venation : second submarginal cell ...
Page 197
... tibiæ and tarsi yellow- ish - brown . 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 ...
... tibiæ and tarsi yellow- ish - brown . 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 ...
Page 200
... tibiæ slightly infuscated ; male forceps with strong horny black appendages . Hab . - San Rafael , Cal . , April , May ; San Francisco , June . Two males and a female . In one of the males , the cross - veins in the second and third ...
... tibiæ slightly infuscated ; male forceps with strong horny black appendages . Hab . - San Rafael , Cal . , April , May ; San Francisco , June . Two males and a female . In one of the males , the cross - veins in the second and third ...
Page 217
... tibiæ red at base , their distal half and tarsi black ; four posterior tibiæ and first joint of tarsi red , beset with black pile , which , on the hind tibiæ , forms a distinct fringe . Wings with a faint grayish tinge ; costal cell and ...
... tibiæ red at base , their distal half and tarsi black ; four posterior tibiæ and first joint of tarsi red , beset with black pile , which , on the hind tibiæ , forms a distinct fringe . Wings with a faint grayish tinge ; costal cell and ...
Page 223
... tibiæ and tarsi . The design on the wings does not show any important difference . Length 7-8mm Hab . - Webber Lake , Sierra County , California , July 21. Four females . The eyes of this species have the normal coloration ( like the ...
... tibiæ and tarsi . The design on the wings does not show any important difference . Length 7-8mm Hab . - Webber Lake , Sierra County , California , July 21. Four females . The eyes of this species have the normal coloration ( like the ...
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