. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 174 bulletin: museum of comparative zoology 319 \ / 322. Figs. 319-326. Plectoptera, Nymphs 319. Prosopistoma, nymph (Rousseau) Prosopistomatidse. 320. Polymitarcys, nymph (Rousseau) Polymitarcidse. 321. Potamanthus, nymph (Rousseau) Potamanthidae. 322. Ephemerella, nymph (Rousseau) Ephemerellidse. 323. Baetis, nymph (Rousseau) Baetidse. 324. Habrophlebia, nymph (Rousseau) Leptophlebiidse. 325. Palingenia, nymph (Rousseau) Palingeniidse. 326. Tricorythus, nymph (Rousseau) Caenida;.. Please note that these images are e


. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 174 bulletin: museum of comparative zoology 319 \ / 322. Figs. 319-326. Plectoptera, Nymphs 319. Prosopistoma, nymph (Rousseau) Prosopistomatidse. 320. Polymitarcys, nymph (Rousseau) Polymitarcidse. 321. Potamanthus, nymph (Rousseau) Potamanthidae. 322. Ephemerella, nymph (Rousseau) Ephemerellidse. 323. Baetis, nymph (Rousseau) Baetidse. 324. Habrophlebia, nymph (Rousseau) Leptophlebiidse. 325. Palingenia, nymph (Rousseau) Palingeniidse. 326. Tricorythus, nymph (Rousseau) Caenida;.. 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 Harvard University. Museum of Comparative Zoology. Cambridge, Mass. : The Museum


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Keywords: ., bookauthorharvarduniversity, bookcentury1900, booksubjectzoology