58 Descriptions of two Hymenopterous Insects. 



From the collection of Mrs. T. Prinsep. 



[Fig. 2 a, head seen from above 5 2 b, antenna; 2 c, fore wing ; 2 d, hind wing ; 

 2 e, apex of abdomen.] 



The second insect is a new species of the Fabrician Genus 

 Pronceus, the description of which is as follows. 



Pronceus Campbellii. (Plate V. fig. 1.) 



Light reddish brown ; shining eyes ; ocelli and apical joints 

 of the palpi dark brown ; tips of the mandibles black ; wings of 

 a light burnt-sienna colour, with a broad dark band on the apical 

 margins, reaching nearly to the internal angle in the under wings 

 and gradually running to a point ; nervures of the same red- 

 brown as the body ; abdomen dark chalybeous purple, very po- 

 lished, the pedicel red-brown. 



In the collection of Mrs. T. Prinsep, and in my own. 



Length 1-^% inch, width l^^ inch. 



I have named this magnificent species after Lieut. Campbell an 

 active Indian Entomologist. 



[Fig. 1 a, head seen from the front; 1 b, antenna; 1 c, apex of fore wing; 1 d, 

 foot.] 



