. Bulletin. Agriculture. Fig. 50. a, Aphrophora qiiadrinotata; h, Lepyronia quadrangularis; c, Aphrophora parallela; d A. parallela. Nymphal molt from last instar; Clastoptera obtusa Say; e, male; f, female; Clastoptcra proteus Fitch, g, female; h, i, two varieties of male. (Original.). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Maine. Agricultural Experiment Station, Orono. [Orono. ]

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