172 MONOGRAPHIA CHALCIDITUM. 



fuscus : metathorax obscure viridis : abdomen subcompressum, 

 basi obscure viride : pedes flavi ; coxae nigrae ; femora nigro- 

 fusco fasciata ; metafemora nigro-fusca, basi apiceque flava ; 

 metatibee fusco fasciatae ; tarsi apice fusci : alae hyalinae ; nervi 

 nigro-fusci ; stigma parvum. (Corp. long. £ — -J- lin. ; alar. 

 4 — f lin.) 



Var. /3. — Femora omnia nigro-fusca, basi apiceque flava. 



Var. y. — Pro- et mesotibiae fulvae, basi apiceque flavae. 



June and July; on grass beneath trees ; near London. 



Sp. 2. Gast. compressus. Mas. Obscure viridis, antennis 

 Juscis, pedibus Jlavis, femoribus nigris, alis hyalinis. 



Obscure viridis, nitidus, fere glaber : caput magnum : oculi ocelli- 

 que obscure run : antenna; fuscae ; articulus l us . obscure viridis : 

 mesotboracis scutellum viridi-aeneum : abdomen asneum, basi 

 viride, valde compressum : pedes flavi ; coxae virides ; trochan- 

 ters fusci ; femora nigra, apice flava ; protarsi fulvi ; meso- et 

 metatarsi straminei, apice fulvi : alae hyalinae ; nervus solitus 

 fuscus, ubi costam percurrit latus ; stigma parvum. (Corp. long. 

 f~| lin. ; alar, f— 1 lin.) 



Var. (3. — Mesotboracis scutellum cupreo-seneum. 



Var. y. — Pro- et mesofemora flava, subtus per longum nigro 

 maculata. 



Var. c. — Abdomen basi cyaneo-viride. 



June ; on grass beneath trees ; near London. 



Sp. 3. Gast. tenuicornis. Mas et Fem. JEneo-viridis , an- 

 tennis fuscis, pedibus jlavis fusco cingulalis, alis subfuscis. 



Mas. — Obscure aeneo-viridis : oculi ocellique run* : antennae fuscae, 

 subtus flavae ; articulus l us . nigro-viridis ; 2 US . nigro-fuscus : 

 pedes flavi ; coxae nigro-virides ; femora fusca, apice basique 

 flava ; metatibiae fuscae ; tarsi apice fusci : alae subfuscae ; nervi 

 fusci ; stigma mediocre. 



Fem. — Obscure viridis ; metathorax nitidior : abdomen obscure 

 aeneum, basi viride: antennae nigro-fuscae ; articulus l us . niger : 

 oviductus brevis. (Corp. long, i lin. ; alar. 4 lin.) 



V ir. ft. — Mas, caput mesothoracisque latera viridia : pro- et meso- 

 tibiae fusco-fulvse. 



May ; on grass beneath trees ; near London. 





