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Articles 811 - 840 of 1317
Full-Text Articles in Entomology
Zwei Turkestanische Prosopis-Arten (Hymenoptera, Prosophidae), J. D. Alfken
Zwei Turkestanische Prosopis-Arten (Hymenoptera, Prosophidae), J. D. Alfken
A
Kopf nach unten wenig verschmalert, wie bei P. variegata F. gestaltet und skulpturiert, aber Scheitel und Schlafen viel glanzender und sparsamer punktiert. Wangenfurchen die Hohe des oberen Augenrandes erreichend und eln wenig gegen die ausseren Nebenaugen gebogen. Spitze der Oberkiefer und Vorderrand des Clypeus rotbraun. Wangcn mit grossem dreieckigem Flecken, Clypeus mit schmalem Liingsflecken in der Mitte und Stirnschildchen mit kleinem Querflecken von gelber Farbe. Fuhlergeissel unten rotbraun, oben schwarzbraun. Mesonotum nicht, wie bei P. variegata, matt und dicht anliegend kurzhaarig.
Two New Bees, T. D. A. Cockerell
On Some Undescribed Indian Bees (Tetralonia, Megachile And Halictus) (Hym.), Peter Cameron
On Some Undescribed Indian Bees (Tetralonia, Megachile And Halictus) (Hym.), Peter Cameron
Bu
No abstract provided.
Description Of A New Parasitic Bee (Nomada) From Borneo, Peter Cameron
Description Of A New Parasitic Bee (Nomada) From Borneo, Peter Cameron
Bu
No abstract provided.
Practical Information On The Scolytid Beetles On North American Forests I. Barkbeetles Of The Genus Dendroctonus, Andrew Delmar Hopkins
Practical Information On The Scolytid Beetles On North American Forests I. Barkbeetles Of The Genus Dendroctonus, Andrew Delmar Hopkins
The Bark Beetles, Fuels, and Fire Bibliography
During the writer's investigations of extensive insect depredations in the forests of West Virginia, from 1890 to 1902, he was forcibly impressed with the importance of the forest-insect problem in connection with any future efforts toward the successful management of the forests of this country, and was thus led to give special attention to the subject. It was soon realized that among the principal groups of insect enemies of forest trees the scolytid bark and wood boring beetles must occupy first rank, both in economic importance and systematic interest. Subsequent investigations in West Virginia, in connection with the work of …
Notes Upon Variation Of Melissodes Lupina Cresson, T. D. A. Cockerell
Notes Upon Variation Of Melissodes Lupina Cresson, T. D. A. Cockerell
Ca
No abstract provided.
Some New Bees Of The Genus Coelioxys, T. D. A. Cockerell
A New Bee Of The Genus Megachile From Africa, T. D. A. Cockerell
A New Bee Of The Genus Megachile From Africa, T. D. A. Cockerell
Ca
No abstract provided.
Descriptions Of Hymenoptera From Baltic Amber, T. D. A. Cockerell
Descriptions Of Hymenoptera From Baltic Amber, T. D. A. Cockerell
Ca
No abstract provided.
Some European Bees, T. D. A. Cockerell
Le "Sans De La Direction" Chez Les Abeilles, Gaston Bonnier
Description Of A New Species Of Ceratina From Borneo, Peter Cameron
Description Of A New Species Of Ceratina From Borneo, Peter Cameron
Bu
No abstract provided.
Description Of A New Genus And Species Of Cryptinae (Ichneumonidae) From Borneo, Peter Cameron
Description Of A New Genus And Species Of Cryptinae (Ichneumonidae) From Borneo, Peter Cameron
Bu
No abstract provided.
A New Bee From Tahiti, T. D. A. Cockerell
A New Name In Megachile, T. D. A. Cockerell
On Three Undescribed Fossorial Hymenoptera (Crabro And Psen) From Borneo, Peter Cameron
On Three Undescribed Fossorial Hymenoptera (Crabro And Psen) From Borneo, Peter Cameron
Bu
No abstract provided.
Descriptions And Records Of Bees.— Xx., T. D. A. Cockerell
Tweede Bijdrage Tot De Kennis Onzer Hymenopterenfauna, Joseph Bequaert
Tweede Bijdrage Tot De Kennis Onzer Hymenopterenfauna, Joseph Bequaert
Ba
Als vervolg op mijne mededeeling op het voorgaande Congres (1), waarin ik een kort overzicht der Belgische Apiden-fauna gaf, wensch ik heden op dezelfde wijze eenige andere Angeldragende Hymenopteren-familiën te behandelen.
Three New Bees Of The Genus Nomada, T. D. A. Cockerell
A Deceptive Bee, T. D. A. Cockerell
Some Results Of The Florissant Expedition Of 1908, T. D. A. Cockerell
Some Results Of The Florissant Expedition Of 1908, T. D. A. Cockerell
Ca
No abstract provided.
On Some Bornean Species Of Trigona (Apidae), Peter Cameron
Los "Ápidos" De España Iii. Gen. Anthidium, José María Dumset Y Alonso
Los "Ápidos" De España Iii. Gen. Anthidium, José María Dumset Y Alonso
Du
No abstract provided.
A Contribution To The Aculeate Hymenoptera Of The Bombay Presidency (Cont.), Peter Cameron
A Contribution To The Aculeate Hymenoptera Of The Bombay Presidency (Cont.), Peter Cameron
Bu
No abstract provided.
Bees Of The Genus Nomada, Belonging To The Group Of N. Depressa Cresson, T. D. A. Cockerell
Bees Of The Genus Nomada, Belonging To The Group Of N. Depressa Cresson, T. D. A. Cockerell
Ca
No abstract provided.
New And Little-Known Bees, T. D. A. Cockerell
Description Of A New Species Of Sawfly (Selandria) From Borneo, Peter Cameron
Description Of A New Species Of Sawfly (Selandria) From Borneo, Peter Cameron
Bu
No abstract provided.
New And Little Known Bees, T. D. A. Cockerell
A Contribution To The Aculeate Hymenoptera Of The Bombay Presidency, Peter Cameron
A Contribution To The Aculeate Hymenoptera Of The Bombay Presidency, Peter Cameron
Bu
No abstract provided.
Some Bees Of The Genus Halictus, T. D. A. Cockerell