CONTRIBUTIONS TO OUR KN'OWL!':DOK 01' BRITISH BRACONIDiE. 13iJ 



vugulose ; metathorax coarsely rugulose. Abdomen shining; first 

 segment rugulose, twice as long as its greatest breadth, slightly nar- 

 rowed towards base, rounded and somewhat pointed at apex with a 

 smooth and shining apical tubercle ; second smooth, shorter than 

 third, centrally longitudinally raised ; other segments smooth. 

 Terebra not sur|)assing anus ; spurs of hind tibias barely one-third 

 as long as metatarsus. Length, 3^-4 mm. ; expands 8-9 mm. 



1. Cocoon of Diolcofjaster circumvectus. Natural size. 



2. Cocoon of Microplitis sordipes. x 3. 

 o. Cocoon of Microplitis rurir.ola. x StV. 



4. Cocoons of MicroijaKter minutus. x 2. 



5. Cocoons of Microplitis mediator. Natural size. 



6. Cocoons of Microplitis vidua, x 2|. 



7. Cocoons of Microgaster aluearius. x 2. 



8. Cocoons of Microplitis tiLherculifera. x 2^. 



Described from three males and one female. 



Cocoon dull greenish grey with a few irregular, longitudinal 

 wrinkles, not noticeably pointed at either extremity (Fig. 8). 



A somewhat squat species with stout legs which are liable to 

 vary in colour. The first abdominal segment is not subquadratu 

 as in ocell'.itce ; from vidiia it differs in having the metathorax 

 more coarsely rugulose and the female antennae shorter; from 

 spinolce in the unicolorous stigma, colour of cocoons, etc. ; from 

 xanthopus in the shape of the first abdominal segment ; and from 



