MONOGRAPHIA CHALCIDITUM. 31 
dine; vertex latus; frons abrupte declivis: oculi mediocres, non 
extantes: antennis articulus 1"’, longifusiformis, sat gracilis; 2”. 
longicyathiformis : thorax ovatus: prothorax supra vix conspi- 
cuus: mesothoracis scutum longitudine paullo latius ; parapsidum 
suturze bene determinate ; scutellum subrotundum : metathorax 
transversus, brevis: petiolus brevissimus: abdomen longi-obconi- 
cum, lve, nitens, supra depressum, subtus carinatum, apice 
acuminatum, thorace paullo longius et angustius: pedes simplices, 
subzequales : ala mediocres ; nervus humeralis ulnari fere duplo 
longior, radialis brevis, cubitalis ulnari multo brevior ; stigma 
mediocre. 
Sp. 6. Pter. Euctemon. Fem. Zneo-viridis, pedes fulvo- 
faci viridi-cineti, ale subfusce. - 
fEneo-viridis: oculi et ocelli rufi: antennis articuli 1". et 2". 
virides : pedes fulvi; coxze virides; femora viridia, apice et basi 
flava; meso- et metapedum tibie viridi-cinctee, tarsi flavi apice 
fusci: ala subfuscee ; squamule picee ; nervi proalis picei, 
metalis fusci. (Corp. long. lin. 2; alar. lin. 1}.) 
Sydney, New South Wales. 
Mas.—Corpus sublineare, convexum, parum nitens, scitissime squa- 
meum, parce hirtum: thorax ovatus: petiolus brevissimus: ab- 
domen sublineare, planum, lzeve, nitens, thorace multo angustius 
non longius: pedes simplices, subaequales: alae mediocres; ner- 
vus humeralis ulnari plus duplo longior, radialis ulnari non brevior, 
cubitalis radiali paullo brevior ; stigma parvum. 
Sp. 7. Pter. Bebius. Mas. neo-ater, abdomen cupreum 
bast viridi-eneum, pedes fulvi, ale sublimpide. 
Aineo-ater: abdomen cupreum, basi viridi-eeneum: pedes fulvi; 
coxee nigra: ale sublimpidz; squamule picea ; nervi proalis 
fulvi, metalis flavi. (Corp. long. lin, 1; alar. lin. 13.) 
Sydney, New South Wales. 
Fem.—Corpus sublineare, convexum, obscurum, confertissime squa- 
meum, parce hirtum: caput transversum, breve, thoracis latitudine ; 
vertex latus; frons abrupte declivis: oculi mediocres, non ex- 
tantes: thorax ovatus: prothorax brevissimus, supra vix conspi- 
cuus: mesothoracis scutum longitudine latius; parapsidum suture 
vix conspicue ; scutellum antice acuminatum, postice semicireu- 
lum fingens : metathorax transversus, brevis: petiolus brevissimus: 
