35i MONOGRAPHIA CHALCIDITUM. 



Far. ^. — Mas, antennae articulis 1°. ad 7"™. flavis, 8°. et 9". fulvis, 



10°. fusco. 

 Far. 0. — Mas, nervi omnes pallide fulvi. 

 Far. TT. — Fern, caput supra tEneo-viride : protibise fuscse. 

 Far. p. — Fern, antennse obscure fuscse, basi pallidiores : thorax 



aeneo-viridis ; mesothoracis scutum cupreo-seneum. 

 Far. a. — Fern, mesothoracis scutellum cupreo-aeneum. 

 Far. r. — Fern., metathorax asneo-viridis. 

 Far. V. — Fern, femora fusco-viridia. 



Far. (p. — Fern, mesothoracis scuti dorsum cyaneo-viridi maculatum. 

 Far. X- — Fem. thorax seneo-viridis ; mesothoracis scutellum fere 



omne et scutum postice cupreo-cyanea. 

 Far. xp. — Fem. Far. x- similis sed mesothoracis macula cuprea. 

 Far. w. — Fem. abdominis segmentum 1*^"^ basi viride ; 2""\ et 



sequentia basi senea : alse subflavescentes ; stigma obscure fus- 



cum. 

 Far. aa. — Fem. thorax cupreo-aeneus : abdominis segmenta basi 



viridi-senea. 

 Far, /3/3. — Fem. thorax seneo-viridis ; metathorax viridis. 



May and June ; on grass in woods ; near London. June ; 

 Windsor. New Forest, Hampshire, Isle of Wight. 



Genus XI. — Mesopolobus, West wood. 



Mas. — Corpus angustum, sublineare : caput parvum, thoracis lati- 

 tudine : antennae subclavatse ; articulus 1"^ gracilis, sublinearis ; 

 3US, et 4"^ minimi ; 5"^. et sequentes ad 10"™. subaequales, lati- 

 tudine gradatim crescentes ; clava ovata, articulo 10°. paullo 

 latior : mandibula una 4-dentata, subquadrata, vix arcuata, intus 

 emarginata ; dens externus mediocris, 2"^ minor, ambo acumi- 

 nati, 3"^ et 4"^. brevissimi, ille subacuminatus, hie latior obtusus ; 

 altera similis sed dentibus 3°. et 4°. vix discretis aut conspicuis : 

 maxillae basi latse, ad apices angustse et acuminatae ; quseque in 

 lobum lacinia intus producta ; palpi 3-articulati ?, graciles, longi- 

 tudine mediocri, articulus 1"^ cyathiformis, mediocris; 2"^ P. 

 longitudine, basi crassior ; 3"^ subfusiformis, 1°. et 2°. longior, 

 ramulum intus prope basim longum gracilem emittens : labium 

 angustum, basi conicum ; ligula minuta, antice quasi fissa ; palpi 

 3-articulati, breves, crassi ; articulus 2"^ brevissimus : thorax 

 elongato-ovatus, angustus : prothorax brevissimus : mesothoracis 

 scutum et scutellum maxima ; parapsidum suturse vix conspicuse ; 

 paraptera et epimera magna : metathorax mediocris : abdomen 

 sublineare, thorace paullo brevins et angustius, basi et apice 



