of dragon-fly, [413];
of earwigs, [206];
of Ephemera, [431];
growth of, [418];
of Ichneumon and Bracon, [559];
posterior absent, [466], [485];
wing-hooks, [494];
veins, [107]
—see also Tegmina and Alar Organs
of dragon-fly, [413];
of earwigs, [206];
of Ephemera, [431];
growth of, [418];
of Ichneumon and Bracon, [559];
posterior absent, [466], [485];
wing-hooks, [494];
veins, [107]
—see also Tegmina and Alar Organs