NEW GENERA OF CHALCIDIDyE. 435 



falvse, tarsi apice fusci : alas limpidas ; proalis discus plus 

 minusve fuscus ; nervi costales fusci, subcostales flavi ; stigma 

 piceum. (Corp. long. lin. 1— 2i ; alar. lin. U — 2|.) 



Far. j3. — Mas, protibiae basi fuscae ; meso- et metatibiae piceag : 

 proalae omnino fuscae ; metalae apice subfuscae. 



Far. y. — Mas, Far. /J similis ; antennae fulvae, apice supra fuscae. 



Far. B. — Mas, proalae fere omnino limpidae ; nervi costales flavi, 

 ramulus fulvus. 



Far. £. — Fern, antennee basi omnino fulvae. 



Far. ^. — Fern, protibiae basi fuscos ; meso- et metatibiae piceae. 



Far. rj. — Fern. Far. a similis : mesotibiae fulvae ; metatibiae piceo- 

 fulvae ; tarsi flavi, apice fusci. 



Far. 6. — Fern, antennae fulvae, basi pallidiores, apice supra fuscae : 

 propedes flavi, femora basi supra fusco-vittata ; meso- et metapedes 

 fulvi, coxae et femora picea illae apice fulvae, tarsi apice fusci, 

 metatibiae fusco-cinctae : proalis nervi costales flavi. 



June to September ; England and Scotland. Found in 

 Ireland by Mr. Haliday, and near Paris by the Comte de 

 Castelneau. 



Art. LIV. — Descriptions of two new Genera belonging to the 

 family Chalcididce. By J. O. Westwood, F. L. S. &c. 



The family ChalcididcB, independent of the great beauty of 

 many of its species, and the singularity of the economy of the 

 whole, possesses additional claims to the attention of the 

 Entomologist on two other grounds. 1st, No family presents 

 more numerous instances of anomalous structure in the 

 different organs ; and, 2d, The series of affinity amongst the 

 different sub-families is so complicated, that it would require 

 far more philosophical views of the nature of the relations of 

 animals than we at present possess, to account for so many of, 

 what may be termed, cross-affinities. The two insects de- 

 scribed below exemplify both these peculiarities of this family 



