ClipArt ETC
"Macrobasis unicolor: female beetle at right; male antenna at left." -Department of Agriculture, 1899

Blister Beetle

"Macrobasis unicolor: female beetle at right; male antenna at left." -Department of Agriculture, 1899

Female Nuttall's Blister Beetle, Cantharis nuttalli.

Blister Beetle

Female Nuttall's Blister Beetle, Cantharis nuttalli.

The female chalcid wasp (Eurytoma prunicola) is a parasitoid in the family Chalcididae.

Female Chalcid Wasp

The female chalcid wasp (Eurytoma prunicola) is a parasitoid in the family Chalcididae.

"Gall-gnat (female), a species of Cecidomyia natural size." -Whitney, 1911

Gall Gnat

"Gall-gnat (female), a species of Cecidomyia natural size." -Whitney, 1911

"Resin-gnat (Diplosis resinicola). a, adult female; b, wing of same; c, cross-section of antenna of female; d, same of male; e, section of pine twig showing work of larvae; f, same showing extruded pupa-cases; a, e, f, enlarged; b, c, d, still more enlarged." -Whitney, 1911

Resin Gnat

"Resin-gnat (Diplosis resinicola). a, adult female; b, wing of same; c, cross-section of antenna…