Mr. Walker on the British Chalcidites. 383 



obscurior: thorax cupreo-viridis, apud paraptera ct epimeraflavus : abdomen 

 cupreum, apice viride, dimidium fere anticura flavum : petiolus fulvus : 

 sexualia pallide fulva : pedes laete flavi ; tarsi apice fusci : alee limpidae ; 

 squamulae flavae ; nervi flavi. (Corp. long. lin. £ ; alar. lin. £.) 



Var. /3. — Abdomen enpreo -viride, basi flavum. 



June to August ; on grass beneath trees, near London, Windsor Forest. 



Mas. Corpus angustum, sublineare, nitens, scitissime squameum, parce 

 hirtum : caput transversum, breve, convexum, thorace paullo latius : an- 

 tennae graciles corporis dimidio vix longiores ; articulus 1 U9 maximus, dila- 

 tissimus ; 2™ longicyathiformis ; 3 US et 4 US breves, subquadrati ; clava longi- 

 ovata, brevisetigera, articulo 4° latior et duplo longior : thorax longiovatus, 

 convexus : prothorax transversus, sat bene determinatus : mesothoracis scu- 

 tum longitudine paullo latius ; parapsidum suturae conspicuae ; scutellum 

 obconicum : metathorax transversus, brevis : petiolus brevissimus : abdomen 

 sublineare, planum, laeve, thorace paullo brevius : pedes graciles : alae an- 

 gustae, ciliatae ; nervus ulnaris humerali longior, radialis brevissimus, cubi- 

 talis sat longus. 



Sp. 8. Cirr. Pacuvius, Mas. Viridi- cupreus, antennae picece aid fuscce, 

 pedes fulvi, femora cuprea, alee sublimpidce. 



Cupreo-viridis : oculi et ocelli run : antennae piceas : abdomen cupreum : 

 pedes fulvi ; coxae cupreae; femora cuprea ; tibiae fuscae, apice et basifulvae : 

 alae sublimpidae; squamulae piceae ; nervi fulvi. (Corp. long. lin. \; alar, 

 lin. i- .) 



Var. /3. — Antennae fuscae; articulus l u9 piceus : tibiae fulvae, apice flavae ; 

 tarsi flavi, apice fulvi. 



Found near London. Ireland, Mr. Haliday. 



Fern. Corpus angustum, sublineare, nitens, scite squameum, parce hirtum : 

 caput transversum, brevissimum, convexum, juxtathoraci latum : oculi parvi, 

 subrotundi : antennae clavatae, dimidio paullo breviorcs ; articulus l us longus, 

 sublinearis; 2 US longicyathiformis ; 3 US sublinearis, sat longus; 4 ,1S brevior 

 et latior ; clava ovata, articulo 4° latior et duplo longior : thorax longi- 

 ovatus, parum convexus ; prothorax mediocris, transversus, an tice angustior: 

 mesothoracis scutum latitudine longius; parapsidum suturse remotae, bene 

 determinatse ; scutellum ovatum, angustum ; metascutellum obconicum, 

 bene determinatum : metathorax mediocris : petiolus brevissimus : abdomen 

 ovatum, thorace latius, vix brevius : pedes graciles : alas longae ; nervus ulnaris 

 humerali vix brevior, radialis brevissimus, cubitalis ad alae apicem propensus. 



Sp. 9. Cirr. Singa, Fern. Cupreus, antennce fulvce, pedes flavi, ales lim- 

 pidcB. 



Laete cupreus : oculi et ocelli run : antennae fusco-fulvae ; articulus l u " ni- 

 gro-aeneus, apice fulvus : pedes laetissime flavi ; tarsi apice fusci ; propedum 

 tibiae extus fulvo vittatae, tarsi fulvi : alae limpidae ; squamulae flavae ; nervi 

 flavi. (Corp. long. lin. § — 4 ; alar. lin. 1 — 1£.) 



September, North Wales. Ireland, Mr. Haliday. 



Fern. Corpus angustum, sublineare, nitens, scitissime squameum, parce 

 hirtum : caput transversum, breve, convexum, thoracis vix latitudine : an- 



