308 Mr. Walker on the British Chalciditefr. 



ous e j 3US l on giorcs, 4 U * adhuc longior; pul villi sat magni : aloe ampla?, pu- 

 bescentes, vix ciliata? : proalis ncrvus solitui costs dimidio paullo longior: 

 nlnaris humerali non brevior, cubitalia longua in alee discum declivis, radi- 



alis nullus, stigma minutum : lmtalis ncrvus unicus simplex costae dimidio 

 longior. 



Sp. 1. Cirr. vittatus {Curtis' Guide). Fem. Flaws riruk varhu s anteniice 

 fulva, tliurux viridi vittatus, pedes Jlavi, ala litnpicUe. 



Late llavus : fascia utiinquc ad caput posticum arcuata viridis. fascia 

 quoque antica inter oculos brevis: OCllli et ocelli run" : antennae pallide fulvae; 

 articuli l us ct 2 U * supra virides, basi apice et sublus flavi ; clava pallide fusca : 

 thorax flavus, cupreoviridi trivittatus : vitta media integra lata, vittae late- 

 rales interrupts contortae : metathoracis dorsum viridicupreum : pectoris ct 

 ventris disci pallide fusci : abdomen flavum ; discus supra atro utrinque in- 

 cisus, basi aeneus ; pedes laete flavi ; tarsi apice fulvi ; protarsi pallide fulvi . 

 alee limpidae j squamulae flavae, viridi maculatae; nervi flavi. (Corp. long, 

 lin. 4 — 1 ; alar. lin. -f — l a..) 



Var. /3. — Antennis articulus 1 UI supra viridi punctatus; 2 U » viridis, apice 

 et subtus flavus; clava fulva, basi supra fusca: abdominis discus nigro- 

 aeneus. 



Var. y. — Antennis clava fulva, basi supra fusca: abdomen supra atrum; 

 segmento cuique macula lateralis trigona flava : protibiae extus fulvae. 



Var. 3. — Caput anticum omnino flavum: antennae flava? ; articulus l u8 

 supra fusco maculatus; 2 US fuscus, apice et subtus flavus; clava fulva, basi 

 supra fusca : thoracis vittae cyaneovirides, laterales perangustae : metathorax 

 cyaneoviridis. 



Var. t. — Var. 3. similis : capitis fasciae interrupts. 



Var. £. — Capitis fasciae vix conspicuae : antennae flavae ; articulus l" s pal- 

 lide flavus ; 2 US basi fulvus : thoracis vitta media latissima : abdominis dis- 

 cus aeneofuscus. 



Var. v}. — Caput omnino flavum: antennae flavae; articulus ] us supra vi- 

 ridi maculatus ; 2 ,,s viridis, apice et subtus flavus ; clava fulva : thoracis 

 vittae virides, media perangusta, laterales fere obsoletae : metathoracis discus 

 viridis: abdomen flavum ; disco fasciae 5 abbreviate nigroaeneae plerumque 

 eonnexae. 



May to September; near London, Isle of Wight, Wales, Ireland, Mr. 

 Haliday. 



Fem. Corpus angustum, sublineare, sat longum, parum convexum, nitens, 

 scitissime squameum, parce hirtum : caput transversum, parvum, brevissi- 

 mum, thorace fere angustius ; vertex latus ; frons irnpressa, abrupte declivis: 

 oculi sat magni, subrotundi, extantes : ocelli vertice triangulum fmgentes, 

 media perparum anteposita : antennae clavata?, prope os insertae, corporis 

 dimidio fere breviores ; articulus l" 5 longus, sublinearis, satvalidus; 2 us me- 

 diocris, longicyathiformis ; 3 US brevissimus; 4 US linearis, 2° vix longior; 5 U * 

 brevior et latior; clava longiovata, acuminata, 5° latior et fere duplo lon- 

 gior : thorax longiovatus, convexus : prothorax transversus, sat bene deter- 

 minatus, antice abrupte acuminatus, postice latus incurvus : mesothoracis 



