. Zoology. Zoology. Fio. 81.—^Eo!is, a Nudi- branch; enlarged twice. Fig. 83.—P/n/.sa heterostropha. Com- mon pond-snail. After Morse. .Eolis and Doris and allied forms, the gills are arranged in bunches on the back, as seen in Fig. 81, JEolis pilata, a common species on the coast of New England. In Doris (Fig. 82) they are confined to a circle of pinnate gills on the hinder part of the 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 th
. Zoology. Zoology. Fio. 81.—^Eo!is, a Nudi- branch; enlarged twice. Fig. 83.—P/n/.sa heterostropha. Com- mon pond-snail. After Morse. .Eolis and Doris and allied forms, the gills are arranged in bunches on the back, as seen in Fig. 81, JEolis pilata, a common species on the coast of New England. In Doris (Fig. 82) they are confined to a circle of pinnate gills on the hinder part of the 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 Packard, A. S. (Alpheus Spring), 1839-1905. N. Y. , Holt
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectzoology, bookyear1897
