. Arcana entomologica, or, Illustrations of new, rare, and interesting insects. Livraisons 1 et 2. The work of which I have given the title at full length above,promises to be of the greatest service to entomologists. Theextensive collections in Paris opened to the authors researches, hisown excellent cabinet, library, and folios of drawings, are all laidunder contribution to perfect this work, which has been so longannounced, and so much longer the object of the authors of commencing the Coleoptera with the Cicindelidse andCarabidse, the author has undertaken the illustratio


. Arcana entomologica, or, Illustrations of new, rare, and interesting insects. Livraisons 1 et 2. The work of which I have given the title at full length above,promises to be of the greatest service to entomologists. Theextensive collections in Paris opened to the authors researches, hisown excellent cabinet, library, and folios of drawings, are all laidunder contribution to perfect this work, which has been so longannounced, and so much longer the object of the authors of commencing the Coleoptera with the Cicindelidse andCarabidse, the author has undertaken the illustration of the lessknown group of Cebrionidse and allied genera; and we have, in thetwo livraisons now published, excellent illustrations and descrip-tions of the following genera and species:—Rhipicera, lisp.;Sandalus, 5 sp.; Scirtes, 16 sp.; Eucinetus, 2 sp.; Ptyocerus,4 sp.; Selasia, 3 sp.; Chainseripis, 1 sp. ; and Basodonta, 1 genus is represented with its details in a separate plate,drawn with all the skill of its excellent author. * Westw. Gen. Syn., p. 118. 3ct,. 65 PLATE LXV. ILLUSTRATIONS OF SOME GENERA OF FOSSORIAL HYMENOPTEROUSINSECTS, BELONGING TO THE FAMILY The curious genus Chlorion of Latreille, (Ampulex Jurine) hav-ing been raised by Shuckard * and Dahlbom -f* to the rank of afamily, distinct from the Sphegidse, it becomes interesting toexamine its precise structure, as well as that of some new formsclosely allied to it; in order to discover the propriety of such astep. In the third volume of the Transactions of the Entomologi-cal Society, I established two new genera, bearing such a relation-ship ; but, it happened, that at that period I was acquainted onlywith one sex of each of them. Having since become acquaintedwith the opposite sexes of each, and having likewise observed inthe Collection of the British Museum another undescribed form, Ihave in the accompanying plate completed my illustrations of thesegroups, by figuring the sexes hitherto w


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Keywords: ., bookcentury1800, bookdecade1840, booksubje, booksubjectentomology