MONOGRAPHIA CHALCIDITUM. 235 
centes ; clava fusiformis, acuminata, articulo 10°. latior et plus 
duplo longior: thorax ovatus, convexus; prothorax transversus, 
brevissimus: mesothoracis scutum longitudine latius; parapsi- 
dum suture vix conspicue ; scutellum breviovatum: metathorax 
transversus, mediocris: petiolus brevissimus: abdomen subli- 
neare, depressum, leve, thorace brevius et paullo angustius : 
pedes simplices, subzequales: alae mediocres; nervus humeralis 
ulnari duplo longior, radialis ulnari vix brevior, cubitalis radiali 
multo brevior ; stigma minutum. 
Sp. 38. Pter. Irus. Mas. Viéridis cyaneo et wneo varius, 
abdomen luteo varium, antenne fuloe aut fusce, pedes lutei, 
dle subfulve. 
Viridis: oculi et ocelli rufi: antennz fulve, apice obscuriores ; 
articulus 1"*. luteus: abdomen cupreo-luteum, apice viridi-zeneum : 
pedes lutei; coxee virides; meso- et metatarsi flavi, apice fulvi: 
alee subfulvz ; squamule fulve ; nervi proalis fulvi, metalis flavi ; 
stigma pallide fuscum. (Corp. long. lin. 3—; alar lin. 1;—1}.) 
Var. B.—Antenne fuscee, basi luteze: thoracis discus zeneo-viridis : 
abdomen basi viridi-zeneum. 
Var. y.—Cyaneo-viridis : abdomen viride, luteo late fasciatum. 
August; near London. 
Mas.—Corpus sublineare, nitens, scitissime squameum, parce hir- 
tum: caput transversum, breve, convexum, thorace paullo latius : 
antenne graciles, subclavate, corpore paullo breviores; articulus 
1", linearis, gracilis; 2". longicyathiformis ; 3". et 4". brevis- 
simi; 5”, minutus; 6". et sequentes subfiliformes, usque ad 
10"", curtantes et latescentes; clava fusiformis, acuminata, arti- 
culo 10°. paullo latior et plus duplo longior: thorax ovatus, con- 
vexus : prothorax transversus, brevissimus : mesothoracis seutum 
longitudine latius : parapsidum suture vix conspicue; scutellum 
ovatum : metathorax transversus, mediocris : petiolus brevissimus : 
abdomen sublineare, depressum, lave, thorace paullo brevius et 
angustius: pedes simplices, subquales: alee anguste; nervus 
humeralis ulnari plus duplo longior, radialis ulnari non brevior, 
cubitalis rectus ulnari multo brevior; stigma minutum. 
Sp. 39. Pter. Amphimedon. Mas. 2neo-viridis, abdomen 
purpureum luteo fasciatum, antenne fulve aut lutee, pedes 
Jlavi, alee sublimpide. 
Viridis ; capitis vertex et thoracis discus aeneo-varil : oculi et ocelli 
rufi: antenna fulvee; articulus 1. flavus, 2". apice flavus ; 
