The Entomologist, Volumen39

Simpkin, Marshall & Company, 1906

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Página 5 - By mutual confidence and mutual aid, Great deeds are done, and great discoveries made ; The wise new prudence from the wise acquire, And one brave hero fans another's fire.
Página 216 - THE WAND TELESCOPE NET (An innovation in Butterfly Nets). We beg to call your attention to our new Telescopic Handle for butterfly nets. It is made entirely in brass, and is light and strong, and, moreover, it can be shut up to carry in small compass. A very compact pattern, effecting great saving in weight and bulk.
Página 138 - On the habits of a species of Ptyelus in British East Africa.
Página 193 - Vorticellae clinging to them. . . . We fed the larvae entirely on Culex larvae and great numbers of the latter were devoured. For example, three Megarhinus larvae in four days ate eighty-three large Culex larvae, besides many small ones just hatched from eggs. " The larvae transformed to pupae on September 28th. " The pupal stage lasted four days, while that of a third extended over a period of five days. The anal flaps seem to have a characteristic shape, and the edges, for the most part, are beset...
Página 178 - Take the human seed germs (spermatozoa), put them upon a plate, first spreading some alkaline nourishment upon the plate; for instance, a little soap, place the plate in a room of proper temperature, and in sixteen to twenty-four hours, swarms of ants will be running about. In other words, these living human germs placed under this different condition other than the mother soil, develop into ants.
Página 141 - A representation of this tree is given in the first volume of the " Transactions of the Natural History Society of Northumberland, Durham, and Newcastle.
Página 214 - Boisd., and L. argia, Fabr. Although there does not exist any direct evidence that the members of the genus Nychitona are distasteful, their habits are such as to suggest this mode of protection, and there is little doubt that they have served as models for other insects. — H. St. J. Donisthorpe : Kxamples of Dinarda pygmaca, Wasni., with our other three species, /). liagensi, \Yasm., /). dentata, Gr., and D.
Página 137 - Cram. He drew special attention to the fact that the resemblance between these two species, which Mr. Trimen speaks of as " deceptively close in both sexes," applies mainly to the dry-season phase of the Belenois and not to the wet. This, he observed, was well illustrated by the exhibit, which included wet and dry-season examples of both sexes of B. thysa; M. agathina showing no seasonal change. The resemblance borne by the male...
Página 5-20 - A Plague of Ants in the Observatory District, Cape Town, .South Africa," and illustrated his remarks with specimens of the insects referred to by him.

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