Proceedings of the American Academy of Arts and Sciences, Volumen75Metcalf and Company, 1942 |
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Página 56
... Wings subequal ; membrane glassy . Fore wing : Sc terminating before or at mid - wing ; costal veinlets few and weakly developed ; Rs arising before mid- wing ; M coalesced proximally with R ; MA and MP present ; MA not coalesced with ...
... Wings subequal ; membrane glassy . Fore wing : Sc terminating before or at mid - wing ; costal veinlets few and weakly developed ; Rs arising before mid- wing ; M coalesced proximally with R ; MA and MP present ; MA not coalesced with ...
Página 63
... fore wing. the fore wing ; 2A terminating on wing margin ; cross - veins as numerous as in the fore wing , not in gradate series . Genotype : Permoberotha villosa Tillyard . This is the only species of the genus known at present ...
... fore wing. the fore wing ; 2A terminating on wing margin ; cross - veins as numerous as in the fore wing , not in gradate series . Genotype : Permoberotha villosa Tillyard . This is the only species of the genus known at present ...
Página 72
... wings extend along the abdomen , and one fore wing , preserved only to about the middle , lies at right angles to the body . This specimen therefore shows part of a fore wing and at least one complete hind wing , though the proximal ...
... wings extend along the abdomen , and one fore wing , preserved only to about the middle , lies at right angles to the body . This specimen therefore shows part of a fore wing and at least one complete hind wing , though the proximal ...
Contenido
The Lower Permian Insects of Kansas Part 9 F M CARPENTER | 55 |
Some Factors in the Defense Mechanism Against Reinfection with Trypanosoma Lewisi | 84 |
Chao Hsüehmins Outline of Pyrotechnics T L DAVIS and CHAO YÜNTsung | 95 |
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Academy of Arts agglutinated Amer American Academy ARTICLE Arts and Sciences Atlantic Charter Axis Belmont blood Boston BRIDGMAN Brookline Caloneurodea Cambridge Cambridge Carboniferous cells chap charcoal Charles coil Committee complete costal Council countries cross-veins deflection distally effect Electricity Elmo limestone Europe federation fore wing Foreign Honorary Members forked FRANK BURSLEY TAYLOR Franklin Fund galvanometer genus German gyromagnetic gyromagnetic ratios HARLOW SHAPLEY Harvard Henry hind wing holotype human individuals institutions iron John kg/cm² Latin America League magnetic Martynov Martynoviidae meeting Megasecoptera ment mid-wing Neuroptera organization paper parasites peace peasant peritoneal cavity Permian Permoberotha Phys political powder present President problem Probnis Probnisidae Professor Protodonata Protorthoptera pterostigma reinfection rotor Rumford saltpeter Secretary Section Sellards Sisyridae Society species specimens Taber techniques Tillyard tion trypanosomes Union United University vein venation William Yale York