82 MONOGRAPHTIA CHALCIDITUM. 
prothorax brevissimus, supra vix conspicuus: mesothoracis seu- 
tum longitudine latius; parapsidum suture: bene determinate ; 
scutellum magnum, obconicum: metathorax transversus, brevis : 
petiolus brevissimus: abdomen fusiforme, planum, lve, thorace 
angustius et multo longius, subtus carinatum, apice acuminatum 
hirtum ; segmentum ultimum teliforme, insereri aptum, qua- 
drante paullo longior: pedes graciles: alee mediocres; nervus 
ulnaris humerali. longior, cubitalis et radialis brevissimi ; stigma 
magnum. 
Sp.79. Ent. Ithonus. Fem, Viridis cupreo-warius, abdomen 
cupreo-fuleum, antennie picec, pedes flavi, ale limpide. 
Lete viridis, cupreo-varius: caput aureo-cupreum, ad os fulvescens: 
os flavum: oculi et ocellirufi: antennz pices; articulus 1. pal- 
lide flavus, apice supra fuscus; 2". fuseus: petiolus flavus: abdo- 
men fulvum, subtus flavum; segmentum 1", viridi-varium; 2¥™, 
et sequentia nonnulla apice fusca: pedes lete flavi; ungues et 
pulvilli fulvi: ale limpidze ; squamule fulvee; nervi flavi; stigma 
fuscum. (Corp. long. lin, $—1; alar. lin. 1—1}.) 
Var. (.— Thorax subtus cyaneo-varius: abdomen cupreum, basi 
fulvum. 
Var. y.—Caput ad os cyaneo-viride : thorax cupreus, antice viridis ; 
abdomen supra viridi-fuseum; segmenta basi fulva: femora et 
tibiee fulva, apice et basi flava: proalis nervi fulvi. 
Var. 0.— Abdomen supra purpureo-cupreum; metafemora fulvo- 
cineta: proalis nervi fulvi. 
May to July; near London. 
Mas.—Corpus angustum, sublineare, nitens, scitissime squameum, 
' parce hirtum: caput transversum, brevissimum, convexum, juxta 
thoraci latum: antennz filiformes, graciles, hirta, basi glabre, 
longitudine corporis; articulus 1". longus, validus, fusiformis ; 
2". longicyathiformis; 8". vix conspicuus; 4". et sequentes longi, 
lineares, discreti, ad 7¥™, curtantes; 8". longifusiformis, acumi- 
natus, 7°. longior: thorax longiovatus, convexus: prothorax brevis, 
parvus : mesothoracis scutum longitudine latius; parapsidum su- 
ture sat bene determinate; scutellum magnum, longi obconicum: 
metathorax transversus, mediocris: petiolus vix ullus : abdomen 
planum, leve, thorace fere longius, basi ad apicem latescens: pedes 
graciles: ale anguste ; nervus ulnaris humerali longior, cubitalis : 
et radialis brevissimi, 
