Mr. Walker on the British Chalcidites. 419 



Sp. 68. Cirr. Lysippe, Fern. Ater prcBcedente multo minor, abdomen CU' 

 preum, ajitenncB fuscee, pedes fusci, tarsi fulvi, al(B suhlimpideE. 



Ater: oculi et ocelli rufi: antennae fuscse ; articuli 1"* et 2"* picei : ab- 

 domen nigi'o-cupreum : pedes fusci ; coxae nigrse ; trochanteres fulvi ; genua 

 fulva ; tarsi fulvi, apice fusci ; protarsi obscuriores : alae sublimpidae ; squa- 

 mulae fulvae ; proalis nervi fulvi, metalis flavi. (Corp. long. lin. \ — ^ ; alar, 

 lin. 4-~f .) 



July ; near London. 



Fem. Corpus sublineare, nitens, scitissime squameum, parce hirtum : ca- 

 put transversum, breve, convexum, juxta thoraci latum : antennae clavatae, 

 corporis dimidio longiores ; articulus 1"* gracilis, sublinearis ; 2"* longicya- 

 thiformis ; 4"* 3° brevior ; 5"^ adhuc brevior ; clava fusiformis, acuminata, 

 articulo 5° duplo longior : thorax breviovatus, convexus : prothorax brevis- 

 simus, supra vix conspicuus : mesothoracis scutum latitudine longius; parap- 

 sidum suturae bene determinatae ; scutellum brevi-conicum : metathorax 

 transversus, mediocris : petiolus brevissimus : abdomen longiovatum, tho- 

 race multo longius vix latius, supra planum, subtus carinatum, apice acumi- 

 natum : pedes graciles : proalae latae ; nervus ulnaris humerali longior, ra- 

 dialis vix uUus, cubitalis sat longus. 



Sp. 69. Cirr. Acliaemenes, Fem. jEneus aut viridis, abdomen cupreum, 

 antennes picea, pedes fusci, femora cenea, tarsi flavi, alee Umpidcs. 



Nigro-aeneus : oculi et ocelli rufi : antennae picese ; articulus 1"* nigro- 

 aeneus : abdomen cupreum : pedes flavi ; coxee nigro-aenese ; femora nigro- 

 aenea ; tibiae fuscae ; tarsi fulvi, apice fusci ; propedum femora apice flava, 

 tibiae fulvae, tarsi pallide fusci : alse limpidse ; squamulse piceae ; nervi fulvi. 

 (Corp. long lin. ^ ; alar. lin. 1.) 



Far. (5. — Nigro-viridis, abdomen cupreum. 



Var. y. — Mesotibiae basi flavae. 



Found near London. 



Mas. Corpus sublineare, nitens, scitissime squameum, parce hirtum : ca- 

 put transversum, breve, convexum, juxta thoraci latum : antennae filiformes, 

 corporis longitudine, pilis longis vestitse ; articulus 1"^ longiovatus, latus ; 

 2"* longicyathiformis ; 3"* brevis ; 4"% 5"' et 6"« longi, lineares ; clava longi- 

 fusiformis, acuminata, articulo 6° duplo longior : thorax ovatus, convexus ; 

 prothorax brevissimus, supra vix conspicuus : mesothoracis scutum latitu- 

 dine longius ; parapsidum suturse bene determinatae ; scutellum breviconi- 

 cum : metathorax mediocris, transversus : petiolus brevissimus : abdomen 

 sublineare, planum, thorace brevius fere angustius : pedes graciles : proalae 

 angustse ; nervus ulnaris humerali longior, radialis vix ullus, cubitalis sat 

 longus. 



[To be continued.] 



