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Summary The aim of this note is to resume the recent data on the origin and distribution in the world of the Ambers. It also gives a synthesis of the origin, age, working and chiefly entomological fauna of the Baltic amber. Two new species of Apoidea are described. In conclusion a...
Summary This revision of the genus Dorcasomus Serville [tribe Dorcasomini Lacordaire] includes comparative redescriptions of the taxa hitherto known, the description of five new forms and a key species.
Summary The South-West of Madagascar, a region to the West of a line between Maintirano and Ranopiso is characterised by its light soils, aridity, peculiar vegetation (Didiéreacées), very extensive cultivation and pasture farming, high endemicity and speciation rates of its fauna. Insect...
Summary Cavariella (Cavaraiellia) aquatica Gill. & Bragg previously known as Aspidaphis aquatica lives in North America on the hydrophilous grass Catabrosa aquatica. Specimens of the same species collected on its primary host (Salix) were described as Cavariella hillerislambersi Oss. from...
Summary The eggs of Diaeretiella rapae, laid into the body of males, alatae or apterae virginoparae, or sexed females of Brevicoryne brassicae give rise to various morphological anomalies. This special effect could be more clearly defined by making some individuals of D. rapae, sterilized by a...
Summary Laboratory investigations about the larval development of Oryctes monoceros 01 and O. rhinoceros L. With the use of a mixture made of 2/3 decaying wood and 1/3 cow dung, the breeding of O. monoceros and O. rhinoceros during several successive generations is possible with considerable...
Summary Story of tribal classification of the Emesinae at adult stage and study of identification characters, keys of tribes at adult stage and larvae stage, generical synopsis and specific check-list of the larvae.
Zusammenfassung Neue Meldungen über Scolytidae und Platypodidae aus Madagascar, welche in der letzten Zeit von Herrn M. F. Brunck vorwiegend an wirtschaftlich wichtigen Holzarten gesammelt wurden, ausserdum die Beschreibung einiger neuen Arten.
Summary Anatomical and histological study of the female reproductive system in the Sitophilus granarius (Coleoptera, Cucurlionidae). Multiplication and differentiation of the oocytes and nurse cells are carried out in the pupa. The oocytes stock is definitive at metamorphosis. The ovarioles are...
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