Damselflies (Chromagrion conditum) (figs. 1–3) and (Argia fumipennis violacea) (figs. 4 & 5)
Color reproduction of illustration by L. H. Joutel
From: James G. Needham, et al., Aquatic Insects in New York State: A Study Conducted at the Entomological Field Station, Ithaca, N.Y. ... New York State Museum Bulletin, no. 68 (Albany: University of the State of New York, 1903)
NYPL, General Research Division

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