THE ENTOMOLOGIST. 



No. 109 ] 



OCTOBER, MDCCCLXXII. 



[Price 6cI. 



Economy of Chalcidice. By Francis Walker, Esq., F.L.S. 



(Continued from p. 132.) 



TRIGONODEEUS OBSCUEUS. 



Trigonoderus obscurus, Lelaps Sadales, and Notanisns 

 versicolor, are here represented, and illustrate the two nearly- 

 allied families Cleonymidae and Eupelmid^, which are 

 remarkable by the comparative great size of some of the 

 species, and by their occasionally having characters which 

 especially belong to other families" of Chalcidia?. In fewness 

 of species and less frequent occurrence they contrast strongly 

 with the Pteromalidaj and the Eneyrtidce, between which 

 they are the transition. Several species of Trigonoderus 

 inhabit England : they may be found beneath trees, and it is 

 probable that they, like Cleonymus and Calosoter, are 

 VOL. VI. „ 



