182 MONOGRAPHIA CHALCIDITUM. 
convexus: prothorax transversus, brevis: mesothoracis scutum 
longitudine latius, fere planum; parapsidum suture vix con- 
spicue ; scutellum subrotundum: metathorax transversus, me- 
diocris, nitens: petiolus brevissimus: abdomen longiovatum, 
depressum, nitens, leave, acuminatum, subtus carinatum, thoraci 
juxta longum ac latum: pedes simplices, subeequales : alee parven; 
nervus humeralis ulnari longior, radialis brevis, cubitalis longus; 
stigma minutum. 
Sp. 76. Eul. Croton. Fem.  Cyaneus, abdomen cupreum, 
antenne nigre, pedes fusci, tarsi albi, ale sublimpide. 
Obscure cyaneus: oculi et ocelli rufi: antennee nigre; articuli 1", 
et 2". cyanei: metathorax viridis: abdomen cupreum: pedes 
fusci; cox virides ; genua fulva; tarsi albi, apice fusci; protarsi 
fusci: ale sublimpide ; squamule pice; nervi proalis fulvi, 
metalis flavi. (Corp. long. lin. }; alar. lin. 3.) 
Found near London. 
I’em.—Corpus sublineare, nitens, scitissime squameum, parce hirtum: 
caput transversum, breve, convexum, thorace vix latius; vertex 
latus; frons abrupte declivis: oculi mediocres, non extantes: ocelli 
vertice triangulum fingentes: antennz 9-articulate, subfiliformes, 
non pilosz, corporis dimidio longiores; articulus 1%. longus, 
gracilis, linearis; 2"*. longicyathiformis; 3"°. vix conspicuus; 4”. 
5"*. et 6%, latiores, subeequales, latitudine longiores; clava fusi- 
formis, acuminata, articulo 6°. duplo longior: thorax ovatus, con- 
vexus: prothorax minimus, supra non conspicuus: mesothoracis 
scutum magnum, longitudine latius ; parapsidum suturze remote 
vix conspicue ; scutellum obconicum: metathorax transversus, 
mediocris: petiolus brevissimus: abdomen ovatum, depressum, 
laeve, subtus carinatum, thorace paullo brevius et angustius: 
pedes graciles; tarsi articuli 1°. ad 3". curtantes, 4°. 3°. longior; 
ungues et pulvilli minuti; protarsis articulus 1"*, brevis: ale 
amplz ; nervus humeralis ulnari longior, radialis brevis, cubitalis 
longus, apice stigma vix conspicuum fingens. 
Sp. 77. Eul. Rhacus. Fem. Cupreus, antenne nigra, pedes 
piceo-cupret flavo-cincti, ala limpide. 
Cupreus: oculi et ocelli rufi: antennee nigra; articuli 1". et 2". 
cuprei: pedes cuprei; trochanteres picei; genua flava; tarsi 
fusci, basi flavi; propedes tibiis tarsisque fuscis: alee limpide ; 
