British Braconidse. 79 



mettait d'observer leurs mouvements : le lendemain, vers 

 dix heures, je vis k ma grande satisfaction, que leur 

 reclusion ne mettait pas obstacle a leurs ebats amoureux ; 

 une paire ^tait accouplee," etc. Ratzeburg conjectured 

 that P. hcccata was a parasite of the beetle Throscus 

 dermestoides, L., a specimen having been taken hovering 

 about that insect, but after the observations of P. cremieri 

 which have been made, and which certainly apply equally 

 well to the present closely allied species, proving the con- 

 nection which exists between Pachylomtna and Myrmica, 

 we are authorised in rejecting all statements to the 

 contrary. 



A short supplement of fresh discoveries is required to 

 complete the subject. 



Explanation of Plate I. 



[See explanation facing the Plate.] 



