 3. Metathoracic angles usually acutely produced, the metanotum posteriorly concave ; scutellum large, flat, convex, conical or spined ; if the metathoracic angles are rounded, which occurs rarely, the abdomen has only from 3 to 5 visible segments. Abdomen...  The Canadian Entomologist - Página 1441900Vista completa - Acerca de este libro
 | United States National Museum - 1901 - 1110 páginas
...middle tibiœ with one or two apical spurs; sexes two, female and male ..... Family XXIX. EUMKNIIXE. 3. Metathoracic angles usually acutely produced, the...with at least 6 distinct segments, the venter flat; antenna; usually strongly clávate, in female knobbed at apex; scutellum verylarge , flat; species... | |
 | United States National Museum - 1901 - 1086 páginas
...middle tibiae with one or two apical spurs; sexes two, female and male ..... Family XXIX. F.UMENID.S:. 3. Metathoracic angles usually acutely produced, the...with at least 6 distinct segments, the venter flat; antenna usually strongly clavate, in female knobbed at apex; scutellum very large, flat; species not... | |
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