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 202
... curved point , diverging from the corresponding point on the other side . This end of the horny plate is yellowish , the basal portion being dark brown . On the under side , the plate is hollow , canaliculate , and contains , some ...
... curved point , diverging from the corresponding point on the other side . This end of the horny plate is yellowish , the basal portion being dark brown . On the under side , the plate is hollow , canaliculate , and contains , some ...
Page 203
... curved , pointed rostriform appendage at the end , and some branched and hairy inner appendages ; on the under side of the forceps , and en- tirely detached from it , is a very characteristic yellowish - white elongated foliaceous ...
... curved , pointed rostriform appendage at the end , and some branched and hairy inner appendages ; on the under side of the forceps , and en- tirely detached from it , is a very characteristic yellowish - white elongated foliaceous ...
Page 204
... curved , dis- tinctly serrate on the under side . Legs brownish - yellow , tarsi darker toward the end . Wings subhyaline ; veins brown , except at base and near the costa , where they are pale yellow ; subcostal cross - vein close by ...
... curved , dis- tinctly serrate on the under side . Legs brownish - yellow , tarsi darker toward the end . Wings subhyaline ; veins brown , except at base and near the costa , where they are pale yellow ; subcostal cross - vein close by ...
Page 205
... curved , long and narrow , ending in a blunt point ; halteres reddish , with a brown knob ; legs brown ; base of femora reddish . Wings strongly tinged with brown ; stigma brown , oval ; five posterior cells , the second on a long ...
... curved , long and narrow , ending in a blunt point ; halteres reddish , with a brown knob ; legs brown ; base of femora reddish . Wings strongly tinged with brown ; stigma brown , oval ; five posterior cells , the second on a long ...
Page 206
... curved than in P. albivitta . The interruption of the brown stripe along the fifth vein , before reach- ing the margin , occasionally takes place in both P. rivosa and albivitta ; at least , I consider P. contermina Walker , which shows ...
... curved than in P. albivitta . The interruption of the brown stripe along the fifth vein , before reach- ing the margin , occasionally takes place in both P. rivosa and albivitta ; at least , I consider P. contermina Walker , which shows ...
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