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Full-Text Articles in Life Sciences
A New Halictus From Nebraska, J. C. Crawford
A New Halictus From Nebraska, J. C. Crawford
Co
Form rather slender, head and thorax black, segments 1-3 of abdomen red, segment r with a blotch of black at base, segments 4 and 5 black; apical margins pf segments lighter, of 4 almost hyaline.
Three New Species Of Bees, J. C. Crawford
Three New Species Of Bees, J. C. Crawford
Co
Head and thorax green, finely roughened, metathorax sometimes more bluish; face up to antennae, including labrum and mandibles, except tips, lateral face-marks running to a point about half way between point of insertion of antennae and summit of eyes, narrow inferior orbits half way up, scape in front, large spot on tubercles, connected with a spot on prothorax and also with coxal cavity, spot on tegulre, all of legs except black stripe on rear of anterior and intermediate femora and tibire and basal half of all coxre, yellow; black stripes on front and rear of hind femora connected below, hind …
Some Costa Rican Bees, J. C. Crawford Jr.
Some Costa Rican Bees, J. C. Crawford Jr.
Co
The material on which this paper is based was for the most part collected by the author in odd moments while doing other work in 1903. In all only about 400 specimens were taken. Some specimen collected by Prof. L. Bruner and Messrs. Cary and Carriker in 1902, as well as a few received from other people while in Costa Rica, were examined, all these being properly credited. Those having no collector's name after them were taken by the author. In addition to the species mentioned in the paper, quite a number of others were taken, which at present cannot …
Some New Species Of Halictus, J. C. Crawford
Some New Species Of Halictus, J. C. Crawford
Co
In the following descriptions the term sericeous or sericeously roughened is applied to the silky lustre induced by the minute striation or roughening of the surface.