EXPliANATIOX OF PLATE XXIH. 



All the drawings were made by J. Henry Blake, 



I Geocoris infernonini. 

 f ) Procrophius communis. 



Liuniea gravida. 

 ;•) Nysius trltus. 



Linniea evoluta. 

 Trapezouotus exterminatus. 



Procrophius lauguens. 

 ?) Stenopamera tenebrosa. 

 I Trapezouotus extermiuatus. 



Geocoris infernorum. 

 ') Nysius stratus. 

 I) Procropliius communis. 



Procrophius communis. 

 ") Rhyparochromus verrillii. 



Nvsius teme. 



