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VESPA. 
Vespa, Auctorum. 
CHARACTER GENERICUS. 
Antenn@ sub fronte inserte, approximate, geniculate, 
ab articulo tertio gradatim subclavate, apice acu- 
minate: articulis tredecim in _maribus arcuatis, 
duodecim in fceminis. 
Mandibule elongato-quadrate ad apicem oblique trun- 
cate, latere apicali quadridentato (latere infero 
latiore), dente secundo inferis latiore. 
Clypeus ad apicem late truncatus, tenue emarginatus 
et. utrinque unidentatus. 
Abdomen ovali-conicum antice abrupte fae et 
brevissime pediculatum. 
WASP. 
GENERIC CHARACTER. 
Antenne inserted under the front, approximate, genicu- 
lated, gradually thickening from the third joint, with their 
extremities acuminate : composed of thirteen arcuate joints 
in the males, twelve in the females. 
Mandibles elongate-quadrate, with the point obliquely 
truncated, the apical edge broader than the under edge, 
four-toothed, the second tooth broader than the under 
ones. 
Clypeus with the apex broadly truncate, slightly nota, 
and furnished with a tooth on each side. 
Abdomen oval-conic, anteriorly abruptly truncate, and 
very shortly pedunculated. 
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