MONOGRAPHIA CHALCIDITUM, 255 
Sp. 65. Pter. Tereus. Mas. neo-viridis, abdomen pur- 
pureum luteo maculatum, antennee fusca, pedes lutei, femora 
viridia, alee limpida. 
Viridis: oculi et ocelli rufi: antennz fusce ; articulus 1’. fulvus, 
apice fuseus: thoracis discus eeneo-viridis : abdomen basi cupreo- 
varium, ante medium luteo maculatum; discus purpureus: pedes 
lutei ; coxee virides ; femora viridia, apice lutea; tarsi flavi, apice 
fulvi; protarsi fulvi: alee limpide ; squamule fulvze fusco notate ; 
proalis nervi fulvi, metalis flavi; stigma pallide fuseum. (Corp. 
long. lin. 1}; alar. lin. 2}.) 
Var. .—Thoracis discus viridis, cupreo-varius. 
Found near London. 
Mas.—Corpus angustum, sublineare, nitens, scitissime squameum, 
parce hirtum: caput transversum, breve, convexum, thorace 
paullo latius : antennze filiformes, corpore paullo breviores; arti- 
culus 1", gracilis, sublinearis ; 2"*. longicyathiformis; 3". et 4". 
minimi; 5°. et sequentes filiformes, usque ad 10". curtantes; clava 
fusiformis, acuminata, articulo 10°. plus duplo longior: thorax lon- 
giovatus, convexus: prothorax transversus, brevissimus: meso- 
thoracis scutum longitudine paullo latius ; parapsidum suture vix 
conspicuz ; scutellum ovatum: metathorax transversus, medio- 
cris: petiolus brevissimus: abdomen sublineare, depressum, lave, 
thorace paullo angustius non longius: pedes simplices, subeequa- 
les: alae mediocres ; nervus humeralis ulnari fere duplo longior, 
radialis ulnari non brevior, cubitalis radiali multo brevior ; stigma 
minutum. 
Sp. 66. Pter. Cerpheres. Mas. Viridis, abdomen purpureum, 
antenne nigra, pedes fulvo-lutei, femora viridi-picea, ale 
limpide. 
Viridis : oculi et ocelli rufi: antennze nigra ; articulus 1". fulvus, 
apice piceus; 2". viridis: abdominis discus purpureus: pedes 
lutei; coxze virides ; femora basi viridi-picea; tarsi apice fulvi ; 
protarsi fulvi: alee limpide ; squamulze fulve; nervi proalis fulvi, 
metalis flavi. (Corp. long, lin. 1}; alar. lin. 2.) 
Var. 3. Cyaneo-viridis : abdomen purpureum, basi cyaneo-viride : 
femora viridi-picea. 
Var, y.—Var. (3 similis: antennis articulus 1", viridi-piceus, basi 
fulvus ; tibiee fulvee ; meso- et metatarsi pallidiores, apice fusci. 
Found near London. 
