153 



the environs of Aix, in Provence, containing descriptions of 19 species of Phygadeuon, 

 appears in the Ann. Soc. Ent. Fr. ix. 103. 



A memoir by Herr Foersler on the apterous Ichneumonidae, forming the genus Pe- 

 zomachus, has appeared in the continuation of Wiegmann's 'Archives,' 15th year, 

 5ih part. 



Cynipid^e. 



A note on the habits of Cyuips Calicis, Burysd., by Kollar, appears in the Pro- 

 ceedings of the Koy. Acad. Sci. Vienna. 



Chalcidid^e. 



Mr. F. Walker has continued the publication of his descriptions of Chalcididas, in 

 the Ann. Nat. Hist. vii. 210, ix. 39. With the exception of a neat synopsis of the 

 Trichogramiuini, communicated by Mr. Haliday, the descriptions are of isolated species. 



Cheysidid^:. 



Descriptions by Dr. Dahlbom, of species of Chrysididse from Southern Africa, ap- 

 pear in the ' Proceedings of the Royal Academy of Stockholm' for 1850, containing 



1 new species of Omalus, 7 of Chrysis (6 new), and 1 of Stilbum. 



Aculeata. 



An excellent ' Catalogue of the British Aculeate Hymenoptera,' by Mr. F. Smith, 

 has been published by the Trustees of the British Museum. 



Mr. F. Smith has described a number of new and interesting exotic aculeate fos- 

 sorial Hymenoptera, including a new genus, Larraxena, and a description of the pre- 

 viously uncharacterized genus Sericophorus, in the Ann. Nat. Hist. vii. 28. 



For Micros. 



Herr Foerster, of Aix, has published, under the title of ' Hvmenopterologisches 

 Studien' (Aachen, 1850), a monograph on the Rhenish species of Formicids. 



A review of the first part of M. Foerster's ' Hymenopterologisches Studien,' has been 

 published by Dr. Nylander (Ann. Nat. Hist. viii. 126), in which the latter has com- 

 mented upon or corrected the nomenclature of the species. 



The Rev. A. C. Smith describes the ants' nests in Norway to be occasionally from 



2 to 4 feet high ; and adds that the inhabitants use the insects to give a flavour to 

 their corn-brandy by bruising them in it, (' Zoologist,' 3257). 



Masaeid^e. 



A note by M. de Romand, on the structure of the antennae of both sexes of the 

 Masarides, appears in the Ann. Soc. Ent. Fr. ix. p. li. ; and see L. Dufour's memoir 

 above referred to, p. 144. 



VespidjE. 



A memoir by Schilling, on the Silesian species of Vespidse, appears in the ' Pro- 

 ceedings of the Entomological Section of the Natural History Society of Silesia ' for 

 1850. 



Mr. F. Smith has given us a notice of the nest of Polistes Lanio, and of the dis- 

 covery of Trigonalys depressa, as a parasite in one of its cells, as well as a description 



U 



