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Articles 10561 - 10590 of 11462
Full-Text Articles in Entomology
A Study In The Metabolism Of The Adult Honey Bee, M. D. Farrar
A Study In The Metabolism Of The Adult Honey Bee, M. D. Farrar
Electronic Theses and Dissertations
The study of metabolism in the higher forms of life has been carried on for many year and much has been found out that has been of great importance in understanding the way things live and grow. It has been only in the last few years that attention has been given to this phase of the work in insects. The extensive work that has been carried on concerning metabolism in men and animals is the basis for the more recent researches on the lower forms including the microorganisms. Before this work could be carried out on the small forms it …
Directory Of Certain Alumni The Department Of Geology And Geography The University Of Nebraska, E. F. Schramm
Directory Of Certain Alumni The Department Of Geology And Geography The University Of Nebraska, E. F. Schramm
Bulletin of the University of Nebraska State Museum (1924–2023)
In the Department of Geology and Geography, The University of Nebraska, there have been over 10,000 registrants between the years 1891 and 1926. So many inquiries have been received concerning alumni and their addresses that it seems advisable to publish this directory. The list is necessarily incomplete since many of the alumni have not informed the Department respecting their addresses and change of positions. Out of the total number of those who have pursued professional vocations the following have kept in close touch with the Department.
Archidiskodon Maibeni, Erwin H. Barbour
Archidiskodon Maibeni, Erwin H. Barbour
Bulletin of the University of Nebraska State Museum (1924–2023)
Archidiskodon maibeni was first described in Bulletin 10 of the Nebraska State Museum under the title" Skeletal Parts of the Columbian Mammoth, Elephas Maibeni." * Dr. Henry Fairfield Osborn finds it expedient to found a new genus, Archidiskodon, to include the earlier and more primitive mammoths. Hence the change in the generic name. t'Mammoths and modern elephants have long been grouped together under 'the genus Elephas. Subdividing the genus does not necessarily do away with this convenient and rather familiar old arrangement.
The Chinch Bug And Its Control, M. H. Swenk
The Chinch Bug And Its Control, M. H. Swenk
Nebraska Agricultural Experiment Station: Historical Circulars
During the last half century there have been five separated and well-marked chinch bug outbreaks, or periods of serious damage, in Nebraska, and we are now approaching the climax of a sixth such period. As to just how serious this present outbreak will be in 1925 no one can now say, because no one can exactly forecast the weather conditions of the summer, but the present situation is sufficiently menacing to make advisable the issuing of this circular, which aims to give the essential information concerning the chinch bug as a Nebraska pest, and the locally applicable means of control.
An American Fossil Giraffe, W. D. Matthew, E. H. Barbour
An American Fossil Giraffe, W. D. Matthew, E. H. Barbour
Bulletin of the University of Nebraska State Museum (1924–2023)
A fragment of the lower jaw of a large fossil mammal with two well-worn teeth was dug up in June 1918, at a depth of 20 feet, while digging a cess pool at Bradshaw, York County, Nebraska. This unique specimen, accessioned 7-7-18, was brought to the Nebraska State Museum by A. Archie Dorsey, and was donated by C. B. Palmet, both of Bradshaw. It undoubtedly occurred in loess, which is thickly as well. as extensively developed in this region. It is a ruminant jaw, the teeth preserved being P4 and m1. The characteristic pattern of the premolar excludes reference to …
Prosthennops Xiphodonticus, Sp. Nov.: A New Fossil Peccary From Nebraska, Erwin H. Barbour
Prosthennops Xiphodonticus, Sp. Nov.: A New Fossil Peccary From Nebraska, Erwin H. Barbour
Bulletin of the University of Nebraska State Museum (1924–2023)
During the field season of 1915, while collecting, a mile or two west of Valentine, Cherry County, Nebraska, Messrs. A. C. Whitford and J. B. Burnett secured for the Morrill-Maiben Palaeontological Collections, The Nebraska State Museum, The University of Nebraska, a finely preserved jaw of a small fossil hog, or peccary, belonging to the genus Frosthennops, accessioned No. 85-11-8-15B. & W.
The mandible under consideration was preserved in fine sand and is without blemish save that the condyle and coronoid are wanting. The dentition is perfect. In allusion to the sword-like tusks, which are unduly large, the species name xiphodonticus …
Sand Fulgurites From Nebraska Their Structure And Formative Factors, Abram E. Anderson
Sand Fulgurites From Nebraska Their Structure And Formative Factors, Abram E. Anderson
Bulletin of the University of Nebraska State Museum (1924–2023)
So much has been written during the past century on the origin, structure and occurrence of fulgurites, or lightning tubes, found in many parts of the world that it would seem as though little remains to be added to the literature on the subject; but the discovery of a considerable number of unusually large and complete specimens in Holt and Stanton Counties, Nebraska, which exhibit remarkable definition of the particular features that have occasioned so much controversy regarding their formative processes, has added an important type to the representatives of this phenomenon and afforded clearer interpretation of the origin of …
Skeletal Parts Of The Columbian Mammoth Elephas Maibeni, Sp. Nov., Erwin Hinckley Barbour
Skeletal Parts Of The Columbian Mammoth Elephas Maibeni, Sp. Nov., Erwin Hinckley Barbour
Bulletin of the University of Nebraska State Museum (1924–2023)
The skeletal parts of Elephas columbi are said to be unknown, although teeth, jaws, and skulls are common enough. Columbi is a mammoth of southern adaptation, hence its parts are found from Nebraska southward. Elephas columbi occurs abundantly throughout the State and many examples are preserved in the Nebraska State Museum, as will be seen in an accompanying list.
Tetrabelodon Abell, Sp. Nov., Erwin Hinckley Barbour
Tetrabelodon Abell, Sp. Nov., Erwin Hinckley Barbour
Bulletin of the University of Nebraska State Museum (1924–2023)
Brown County, Nebraska, which has been so prolific of long-jawed mastodons, has yielded another form which seems to be new and which may throw light on certain small tusks that occur where Tetrabelodon bones abound. Heretofore, we have considered these to be embryonic, but they show apparent wear, and in other respects they are enigmatic, and at best, atypical. Tetrabelodon tusks proper, however young, are typical, and are obviously tusks in miniature. The tusks in doubt are of varying lengths and about the diameter of one's thumb, but taper backwards, are worn to a bluntly oblique point, and are slightly …
Hackberry Conglomerate A New Nebraska Rock, Erwin Hinckey Barbour
Hackberry Conglomerate A New Nebraska Rock, Erwin Hinckey Barbour
Bulletin of the University of Nebraska State Museum (1924–2023)
In the cabinets of the Nebraska State Museum are several excellent rock specimens, which at first sight pass for pisolite, which they simulate. Scrutiny shows that they are hackberry seeds in sand, cemented by lime and clay into a firm, compact rock. The term hackberry conglomerate seems apropos.
Notes On Nebraska Fulgurites, Erwin Hinckley Barbour
Notes On Nebraska Fulgurites, Erwin Hinckley Barbour
Bulletin of the University of Nebraska State Museum (1924–2023)
Some six or eight years ago the writer contemplated a study of Nebraska fulgurites, both in the field and in the laboratory. In the meantime however, it proves to be superfluous for, after supplying Mr. A. E. Anderson, of the American Museum of Natural History, with certain material and data he proceeded in a masterful way on a technical inquiry, and it is with pleasure that, although delayed in publication, his findings follow in Bulletin 7 of the Nebraska State Museum. The present paper will deal as briefly as possible with the mode of occurrence and gross structure.
Sand Fulgurites From Nebraska Their Structure And Formative Factors, Abram E. Anderson
Sand Fulgurites From Nebraska Their Structure And Formative Factors, Abram E. Anderson
Bulletin of the University of Nebraska State Museum (1924–2023)
So much has been written during the past century on the origin, structure and occurrence of fulgurites, or lightning tubes, found in many parts of the world that it would seem as though little remains to be added to the literature on the subject; but the discovery of a considerable number of unusually large and complete specimens in Holt and Stanton Counties, Nebraska, which exhibit remarkable definition of the particular features that have occasioned so much controversy regarding their formative processes, has added an important type to the representatives of this phenomenon and afforded clearer interpretation of the origin of …
Manganese Fulgurites, Harold J. Cook
Manganese Fulgurites, Harold J. Cook
Bulletin of the University of Nebraska State Museum (1924–2023)
During August, 1924, while doing reconnaisance work near the head of Chugwater Creek, Wyoming, on the ranch of Mr. J. L. Jordon, the writer's attention was called to some unusual and interesting specimens found in a limited area, perhaps an acre or so, on the slope of the small butte flanking the Chugwater Valley. The hills of the region are of Tertiary age, the particular spot under consideration being Oligocene, the Brule stage, or Oreodon beds.
An American Fossil Giraffe Giraffa Nebrascensis, Sp. Nov., W. D. Matthew, E. H. Barbour
An American Fossil Giraffe Giraffa Nebrascensis, Sp. Nov., W. D. Matthew, E. H. Barbour
Bulletin of the University of Nebraska State Museum (1924–2023)
A fragment of the lower jaw of a large fossil mammal with two well-worn teeth was dug up in June 1918, at a depth of 20 feet, while digging a cess pool at Bradshaw, York County, Nebraska.
Elephas Scotti A New Primitive Mammoth From Nebraska, Erwin Hinckley Barbour
Elephas Scotti A New Primitive Mammoth From Nebraska, Erwin Hinckley Barbour
Bulletin of the University of Nebraska State Museum (1924–2023)
On February 18,1922, the mandible of an unusually primitive mammoth was secured for the palaeontological collections of Mr. Hector Maiben by Mr. E. T. Engle. The specimen was found in Aftonian gravel on the farm of Mr. E. J. Hartman, five miles south of Staplehurst, Seward County, Nebraska. It is numbered 18-2-22 in the accession book of the Nebraska State' Museum.
Elephas Scotti A New Primitive Mammoth From Nebraska, Erwin Hinckley Barbour
Elephas Scotti A New Primitive Mammoth From Nebraska, Erwin Hinckley Barbour
Bulletin of the University of Nebraska State Museum (1924–2023)
On February 18,1922, the mandible of an unusually primitive mammoth was secured for the palaeontological collections of Mr. Hector Maiben by Mr. E. T. Engle. The specimen was found in Aftonian gravel on the farm of Mr. E. J. Hartman, five miles south of Staplehurst, Seward County, Nebraska. It is numbered 18-2-22 in the accession book of the Nebraska State' Museum.
Notes On Miltogramminae With Descriptions Of Two New Species, H. W. Allen
Notes On Miltogramminae With Descriptions Of Two New Species, H. W. Allen
A
Described from the following material: one male and one female reared from the nest of Bicyrles quadrifasciata Say, taken at Adaton, Mississippi, August, 1922, and three females collected about a Bembicid colony at the same locality (H. W. Allen); one male, Agricultural and Mechanical College, Mississippi, August 7, 1922 (H. W. Allen). In the U.S. National Museum, aside from the type and allotype: one female taken as it emerged from the nest of Bembex spinolae, June 6, 1914, Washington, D.C . (J.B. Parker); one female labeled "Parker Note No. 44," concerning which Professor Parker has furnished the information that, "this …
Bulletin 122 - Fruit-Fly: Description And Control, L. J. Newman
Bulletin 122 - Fruit-Fly: Description And Control, L. J. Newman
Bulletins 1 - 2999
IT is a fundamental principle of Economic Entomology that, in order to successfully combat an insect, the life history of that insect must be worked out. A feature common to all insects is a series of stages involving distinct changes of form which succeed each other in a definite order.
An insect like the fruit-fly affords no exception to this universal rule. Beginning with the fly, we have in regular succession—Egg, Larva, Pupa, and finally the fly again. These stages represent what is known as the life cycle of time insect. Each change—such as larva to pupa, pupa to fly—is …
A Preliminary Report On The Nebraska State Museum, Erwin H. Barbour
A Preliminary Report On The Nebraska State Museum, Erwin H. Barbour
Bulletin of the University of Nebraska State Museum (1924–2023)
The Nebraska State Museum has been established a sufficient number of years to make it widely known throughout the state, both by reputation and by personal visits. Incident to a growing clientele and an expanding correspondence, it is expedient that a concise circular letter be issued in bulletin form. Such a pamphlet can be promptly forwarded to inquirers and will offer obvious advantages over individual replies.
Two Fossil Hymenoptera From Florissant (Vespidae, Megachilidae), T. D. A. Cockerell
Two Fossil Hymenoptera From Florissant (Vespidae, Megachilidae), T. D. A. Cockerell
Co
No abstract provided.
A New Dasymutilla From Arizona, James Chester Bradley, J. Bequaert
A New Dasymutilla From Arizona, James Chester Bradley, J. Bequaert
Bo
No abstract provided.
The Plains False Wireworm And Its Control, M. H. Swenk
The Plains False Wireworm And Its Control, M. H. Swenk
Nebraska Agricultural Experiment Station: Historical Circulars
The last three crops of winter wheat, and especially the crop of 1922-23, have been seriously injured in southwestern Nebraska and especially on the dry land farms of Cheyenne, Kimball, Banner, Morrill, Garden, Deuel , Keith, Perkins, and Hitchcock Counties, by an abundance of hard-bodied, cylindrical, shining waxy yellow, soil-infesting larvae. These greatly resemble wireworms and are often mistaken for them, but they differ conspicuously in being more active and having well-developed, club-shaped antennae, long and stout front legs, and a less flattened body with a distinctly upturned tip. These larvae destroy the planted seed in the fall and eat …
Vii: Expedition Of The California Academy Of Sciences To The Gulf Of California In 1921: The Bees (I), T. D. A. Cockerell
Vii: Expedition Of The California Academy Of Sciences To The Gulf Of California In 1921: The Bees (I), T. D. A. Cockerell
Co
No abstract provided.
Vestigial Pleometrosis In The North American Polistes Pallipes Lepeletier, Joseph Bequaert
Vestigial Pleometrosis In The North American Polistes Pallipes Lepeletier, Joseph Bequaert
Ba
In the October-December, 1919, issue of this BULLETIN my esteemed friend, Mr. Wm. T. Davis, has published some observations of the common American social wasps, a most welcome addition to the scanty literature of the subject in America. Among other interesting points, he relates several cases in which two, three, or four queens of the common Eastern Polistes pallipes Lepeletier ( = metrica Say; variatus Say) had worked together in establishing a new colony, though in this as in other species of Polistes each queen as a rule starts her nest alone.
Two Nocturnal Bees And A Minute Perdita, T. D. A. Cockerell
A Bee-Collecting Trip Across The Plains (Hym. : Apoidea, Sphecoidea), T. D. A. Cockerell
A Bee-Collecting Trip Across The Plains (Hym. : Apoidea, Sphecoidea), T. D. A. Cockerell
Co
No abstract provided.
Descriptions And Records Of Bees — Xcvii, T. D. A. Cockerell
Humble Bees At Roundhay, Leeds, A. E. Bradley
Eine Neue Prosopis-Art Aus Palastina., J. D. Alfken
Eine Neue Prosopis-Art Aus Palastina., J. D. Alfken
A
Schwarz, Kopf kurz, rund, etwas breiter als lang, glanzend, Oberkiefer in der Mitte rotbraun. Oberlippe rotbraun, in der Mitte mit zweiteiligem, schwarzem Hockerchen. Clypeus fein langsgerieft und fein zerstreut punktiert, die Riefen und Punkte ineinanderlaufend, Vorderrand rotbraun gefarbt, in der Mitte dieser Farbung mit gelbem Fleck. Stirnschildchen grob runzelig punktiert. Wangen mit groBem, dreieckigem, gelbem Fleck, der oben und unten schmal rotbraun gesaumt ist. Wangenanhang nicht vorhanden. Stirn dicht und ziemlich stark punktiert. Augenfurchen den oberen Augenrand uberragend, etwas nach den Nebenaugen gebogen. Scheitel zerstreut und fein punktiert, hinten mit sehr kurzen Harchen besetzt, die Punktzwischenraume glatt. Schlafen fein langsgerieft …
Some Colorado Bees, T. D. A. Cockerell