. Bulletin of the Buffalo Society of Natural Sciences. Natural history; Science. Fig. 136. Atrypa reticularis. Interior of brachial and pedicle valves : ventral i pedicle), dorsal (brachial), and lateral views of the exterior of a specimen : \iews of iiiteriDr, with pedicle valve removed, with brachial valve removed, showing the position and characters of the spiral lirachidia (from Hall). Atrypa spixosa. Hall. (Fio-. 137.) (Pal. N. Y., Vol. IV., p. 822, PL ) ( = .4. nspern. of American authors.) Distinguishing Characters.— Greater equality oi valves, which are, in some si)ecimens,almos
. Bulletin of the Buffalo Society of Natural Sciences. Natural history; Science. Fig. 136. Atrypa reticularis. Interior of brachial and pedicle valves : ventral i pedicle), dorsal (brachial), and lateral views of the exterior of a specimen : \iews of iiiteriDr, with pedicle valve removed, with brachial valve removed, showing the position and characters of the spiral lirachidia (from Hall). Atrypa spixosa. Hall. (Fio-. 137.) (Pal. N. Y., Vol. IV., p. 822, PL ) ( = .4. nspern. of American authors.) Distinguishing Characters.— Greater equality oi valves, which are, in some si)ecimens,almost ec^ually convex; coarse ^ -^. 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 Buffalo Society of Natural Sciences. Buffalo, N. Y. : Buffalo Society of Natural Sciences
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