MONOGRAPHIA CHALCIDITUM. 173 



Sp. 4. Gast. vagans. Fem. JEneo- viridis, antennis pedi- 

 busque fuscis, his viridi flavoque variegatis, alis sub- 

 hyalinis. 



Gastrancistrus vagans. Westwood, Lond. and Edinb. Phil. 



Mag. Third Series. Vol. II. No. 

 XII. p. 444. 



Caput viride, mediocre, thorace vix lathis : oculi ocellique rufi : 

 an termse fuscae ; articulus l us . viridis aut viridi- fuscus ; 5 US . et 

 4 sequentes breves, cyathiformes; clava articulis 2 praecedentibus 

 paullo longior et multo latior : mesothoracis scutellum obscure 

 cupreum : abdomen compressum, cupreo-aeneum, nitens, basi 

 aeneo-viride, apice cornu brevi setigero armatum : oviductus 

 abdominis dimidio longior, fulvus ; tegmina nigro-fusca : pedes 

 fusci ; coxae virides ; femora viridi late cingulata ; pro- et 

 mesotibiae flavae ; tarsi flavi, apice fusci : aire subhyalinae ; 

 nervi pallide fusci ; stigma parvum. (Corp. cum ovid. long. 

 | — 1 lin. ; alar. | — 1 lin.) 



Far. ft. — Meso- et rariiis protibiae fusco-cingulatae. 



Var. y. — Thorax antice viridis : abdomen viride, apice seneum. 



Far. c. — Thorax aeneus ; mesothoracis scutellum obscure cupreum. 



May ; on grass in woods ; near London. 



Sp. 5. Gast. viridis. Fem. Viridis, antennis nigro-fuscis, 

 pe dibits flavi s viridi fuscoque variegatis, alis subhyalinis. 



Laete viridis ; oculi ocellique rufi : antennae nigro-fuscae ; articulus 

 l us . nigro-viridis : pedes fusci ; coxae virides ; femora viridia, 

 basi apiceque flava ; tarsi flavi, apice fusci : abdomen com- 

 pressum : oviductus abdominis dimidio longior : alae subhyalinae ; 

 nervi fusci ; stigma mediocre. (Corp. long, f lin. ; alar. | lin.) 



Far. ft. — Mesothoracis scutellum basi viridi-aeneum. 



Taken near Darlington, in Durham, by the Rev. G. T. Rudd. 

 May ; on grass in woods ; near London. 



Sp. 6. Gast. atro-purpureus. Mas. Atro-purpureus, an- 

 tennis nigro-fuscis, pedibus fuscis, alis subhyalinis. 



Caput magnum, thorace latius : oculi ocellique obscure rufi : an- 

 tennas nigro-fuscae ; articulus l us . ater : abdomen subcompressum : 

 pedes nigro-fusci ; coxae nigrae ; femora basi genuaque flava ; 



