MONOGRAPHIA CHALCIDITUM. 
suturee vix conspicue ; scutellum rhombiforme : metathorax 
transversus, brevis: petiolus brevissimus: abdomen ovatum, nitens, 
leve, supra planum, subtus basi valde carinatum, apice acumi- 
natum, thorace non longius: pedes simplices, subeequales: ale 
mediocres ; nervus humeralis ulnari fere duplo longior, radialis 
ulnari paullo brevior, cubitalis adhuc brevior; stigma mediocre. 
Sp. 4. Pter. Oceia. Fem. Oupreus viridi-varius, antenne 
Suloe, pedes fulvi, ale sublimpide. 
Cupreus, viridi-varius: oculi et ocelli rufi: antenne fulvee: pedes 
obscure fulvi; coxee virides ; tarsi apice fusci: ale sublimpide ; 
squamulz piceze ; nervi proalis fusci, metalis fulvi. (Corp. long. 
lin. 2; alar. lin. 1.) 
Hobart Town, Van Diemen’s Land. 
Fem.—Corpus parvum, convexum, scitissime squameum, parce hir- 
tum: caput transversum, breve, thorace paullo latius; vertex 
latus; frons abrupte declivis: oculi mediocres: antennz sub- 
clavate, corporis dimidio vix longiores; articulus 1". gracilis, 
sublinearis; 2”. longicyathiformis; 3%. et 4%, minimi; 5%. et 
sequentes latitudine longiores ; clava longi-conica, acuminata, 
articulo 10°. fere duplo longior: thorax ovatus: prothorax trans- 
versus, brevissimus : mesothoracis scutum longitudine latius; 
parapsidum suture vix conspicuz ;  scutellum angustum : 
metathorax brevis, parvus : petiolus brevissimus: abdomen longi- 
ovatum, lave, supra depressum, subtus carinatum, apice acumi- 
natum, thorace paullo longius et angustius: pedes simplices, 
subzequales : alze mediocres; nervus humeralis ulnari vix brevior, 
radialis ulnari multo brevior, eubitalis adhue brevior; stigma 
minutum. 
Sp. 5. Pter. Europs. Fem. Viridis, abdomen eneo-varium, 
antenne nigre, pedes fulvi, ale sublimpide. 
Viridis: oculi et ocelli rufi: antenne nigre; articuli 1". et 2%, 
virides: abdomen zneo-varium : pedes fulvi ; trochanteres flavi ; 
meso- et metatarsi flavi, apice fusci: ale sublimpide ; squamulz 
fulvze ; nervi proalis fulvi, metalis flavi. (Corp. long. lin. 2; 
alar. lin. 14.) 
Sydney, New South Wales. 
Fem.—Corpus parvum, convexum, parum nitens, scitissime squa- 
meum, parce hirtum : caput transversum, breve, thoracis latitu- 
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7 
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