11 - 18 of 18 articles
SUMMARY Imaginal longevity in Andrenosoma bayardi [Dipt. Asilidae] The dates of appearing of some characteristic Asilids of Provence are indicated in the table II. The dates of the captures permit to determine with precision the periods of flight, but do not give interesting findings on the...
SUMMARY Existence of an olfactive interattraction in the Brachinids [Col. Carabidae] Brachinus, which protect themselves by an explosive discharge from the anal region, occur crowded in populations. These aggregations are proved to be social groups. Indeed a mutual attraction between members of...
SUMMARY A Melipone (s. l.) from Baltic amber [Hym. Apidae] This paper is the description of a fossil Bee included in Baltic amber: Trigona (Hypotrigona) eocenica, n. sp. The type of this new species will be preserved in « Geologisch palaeontologischen Institut der Universität Göttingen ».
SUMMARY Cytogenetical study of four species of Prioninae [Col. Cerambycidae] The karyotypes of four species (Macrotoma scutellaris, Prionus coriarius, Ergates faber, and Aegosoma scabricorne) of the sub-family Prioninae (Coleoptera, Cerambycidae) have been studied. 1. — These species have rather...
SUMMARY Evolution of spheroidosis in the pupa and imago of Melolontha melolontha [Col. Melolonthidae] The pathogenesis of a spheroidosis in larvae, pupae and imagos of a Coleopter Melolontha melolontha L. has been studied by curves of mortality and of development after infection and,...
ZUSAMMENFASSUNG Die entomologische Biocönose eines Apfelanbau ist durch Farbfallen studiert worden und die Fülle der Dolichopodidae (Diptera) ist dadurch anschaulig gemacht worden. Die verschiedenen Arten sind erkannt und aufgezählt worden. Welche dabei entwickeln sich lieber an der Sonne oder...
SUMMARY J. Baraud: Contribution to the study of the Rhizotrogus [Col. Scarabaeoidea] 3d part: New species from Western Europe and North Africa. This new work about genus Rhizotrogus Berth, (sensu lato) affords 3 parts. 1 — Revision of R. marginipes Muls. group, including description of 2 new...
SUMMARY Observations on the larval parasitism of Hyperechia bomboides The mimetic robber fly Hyperechia bomboides Loew catches adults of Xylocopa pubescens (Spin.) and X. olivacea F. Its larva is ectoparasitic on larvae and pupae of these carpenter bees. This new observation, made in the field...
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