Technical BulletinAgricultural Research Service, U.S. Department of Agriculture, 1974 - 98 pagina's |
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Pagina 5
... lengths , including a strong ! pper labrum - epipharynx , a pair of mandibles , and a median tubular hy- popharynx . These parts are enclosed in a proboscis formed by the fleshy part of the labium . The relative length of the proboscis ...
... lengths , including a strong ! pper labrum - epipharynx , a pair of mandibles , and a median tubular hy- popharynx . These parts are enclosed in a proboscis formed by the fleshy part of the labium . The relative length of the proboscis ...
Pagina 6
... length . The costal ratio ( CR ) is the value obtained by divid- ing the length of the costa by the wing length . There are , with rare ex- ceptions , two complete radial cells formed by the more heavily sclero- tized radial branches ...
... length . The costal ratio ( CR ) is the value obtained by divid- ing the length of the costa by the wing length . There are , with rare ex- ceptions , two complete radial cells formed by the more heavily sclero- tized radial branches ...
Pagina 8
... length 0.91 mm . ) ' emerging in Sep- tember to a maximum of 81 eggs de- posited by larger females ( wing length 1.15 mm . ) emerging in March . after developing in the cooler part of the year . The adult feeding habits of the West ...
... length 0.91 mm . ) ' emerging in Sep- tember to a maximum of 81 eggs de- posited by larger females ( wing length 1.15 mm . ) emerging in March . after developing in the cooler part of the year . The adult feeding habits of the West ...
Pagina 9
... length of time after a blood meal . The eggs are small ( 0.25 mm . long ) and ba- nana shaped , white when newly laid and darkening to brown . They are deposited on a moist substrate and cannot survive prolonged drying . The eggs hatch ...
... length of time after a blood meal . The eggs are small ( 0.25 mm . long ) and ba- nana shaped , white when newly laid and darkening to brown . They are deposited on a moist substrate and cannot survive prolonged drying . The eggs hatch ...
Pagina 19
... length ratio ratio sensory Palpal head pattern ratio ratio Subgenus Hoffmania Fox : Mm . foxi 1.21 0.68 1.10 3,11-15 3.2 1.15 heliconiae 1.66 .71 1.06 3,11-15 3.6 1.33 insignis 1.11 .65 1.32 3,5,7,9,11-15 2.8 1.05 trinidadensis 1.12 ...
... length ratio ratio sensory Palpal head pattern ratio ratio Subgenus Hoffmania Fox : Mm . foxi 1.21 0.68 1.10 3,11-15 3.2 1.15 heliconiae 1.66 .71 1.06 3,11-15 3.6 1.33 insignis 1.11 .65 1.32 3,5,7,9,11-15 2.8 1.05 trinidadensis 1.12 ...
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Veelvoorkomende woorden en zinsdelen
Abdomen Aedeagus anal cell Antenna fig Antilles apices arubae Bahamas barbosai basal arms Basistyle biting blackish borinqueni bredini caudomedian excavation Cayman cell M2 cell R5 Culicoides dark brown distal pale spot distal portion dististyle Dominica Farnworth Female antenna female palpus female wing Female.-Wing length females AMNH femur flagellar segments Fox and Hoffman furens Heliconia hind femur illus insignis Jamaica jamaicensis Layou River lengths of flagellar Lesser Antilles light trap Linley loughnani Macrotrichia Male Genitalia fig male parameres membrane not spiculate mesonotum moderately ninth tergum P/H ratio palpus Panama Parameres fig parameres removed phlebotomus Portland Parish Proboscis Puerto Rico pupa reared redescribed Saint SAINT LUCIA sclerotized ring sensory pit species spermathecae spiculate spot in cell spot in distal spur longest sternum tapering third palpal segment third segment Thorax tibia tree hole trilineatus Trinidad veins M1 W. W. Wirth West Indian Records West Indies Wing fig wing margin Wirth and Blanton yellowish