Proceedings of the American Academy of Arts and Sciences, Volumen74Metcalf and Company, 1938 Vol. 12 (from May 1876 to May 1877) includes: Researches in telephony / by A. Graham Bell. |
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Página 194
... nearly as far distad as the point of separation of MA from R. In other species ( e.g. H. humulinus Linn . ) MA coalesces with R for a greater interval , the basal piece of MA joining R near the base of the wing . In still other species ...
... nearly as far distad as the point of separation of MA from R. In other species ( e.g. H. humulinus Linn . ) MA coalesces with R for a greater interval , the basal piece of MA joining R near the base of the wing . In still other species ...
Página 199
... nearly black . The color of the pronotum and mesonotum is especially helpful in the ready determination of certain species ; in nearly all Hemerobius these nota are traversed longitudinally by a median , yellowish stripe , bordered ...
... nearly black . The color of the pronotum and mesonotum is especially helpful in the ready determination of certain species ; in nearly all Hemerobius these nota are traversed longitudinally by a median , yellowish stripe , bordered ...
Página 200
... nearly at the point of separation of MA from R1 Rs . The position of this vein is con- stant in all but two or three per cent of the speci- mens ; in these few exceptions it is more or less intermediate in position . The other ...
... nearly at the point of separation of MA from R1 Rs . The position of this vein is con- stant in all but two or three per cent of the speci- mens ; in these few exceptions it is more or less intermediate in position . The other ...
Contenido
The Linear Compression of Iron to 30000 kgcm² By P W BRIDGMAN | 11 |
Fossil Parasitic Hymenoptera of the Family Scelionidae from Baltic Amber By C | 69 |
Records of Meetings 193840 Biographical Notices List of Members Statutes and Standing | 91 |
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abdomen Acad aedeagus Allotype Amer Anal plates antennae Banks basal Boston BRUES bulb capillary carboloy chap Charles chih Class coefficient Committee Comparative Zoology compression constant correction costal area cross-vein curved dark brown determined distal dorsal view E. P. Kohler equation Fasciculus Fellows female FIGURE Fore wing Foreign Honorary Members Fund gas thermometer genus gradate veins Hemerobiidae Hemerobius Henry Hind wing Holotype hsien hyaline Ibid inner gradate insect July kg/cm² lateral view maculations Magrath manganin manometer Manuscripts margin material measurements median meeting meniscus mercury mesonotum method Micromus Museum of Comparative Nearctic Neuroptera Nordegg P. W. Bridgman piezometer piston Po-Tuan posterior pressure vessel Proc Professor pronotum propodeum pterostigma radial room temperature Rumford Scelionidae scutellum Section set-ups Shih short arm Sisyridae species specimens sternite Sympherobius Table tenth sternite tergite thermal tion transition tube volume William Zoology