. Conchologia cestrica. The molluscous animals and their shells, of Chester county, Pa. Mollusks. 76 CONCHOLOGIA CESTRICA. within bluish-white; operculum with the centre de- pressed. H. 28, W. 15, aperture H. 15, W. 9, mill. — [W. G. B.] Fig. Station, creeks and ponds. Chester County; abun- dant. Iihiffual JDentltlon of M. decisa. Pig. 154. Ojierculuni of M. decisa. Fig. 155. Genus LIOPLAX, Troschel, 1857. Animal of X. subcarlnata, male and feninle. — [W. G. B.] Fig, 156. Female. Male. Shell, thin, ovate, turreted; whorls rounded, Please note that these images are ex
. Conchologia cestrica. The molluscous animals and their shells, of Chester county, Pa. Mollusks. 76 CONCHOLOGIA CESTRICA. within bluish-white; operculum with the centre de- pressed. H. 28, W. 15, aperture H. 15, W. 9, mill. — [W. G. B.] Fig. Station, creeks and ponds. Chester County; abun- dant. Iihiffual JDentltlon of M. decisa. Pig. 154. Ojierculuni of M. decisa. Fig. 155. Genus LIOPLAX, Troschel, 1857. Animal of X. subcarlnata, male and feninle. — [W. G. B.] Fig, 156. Female. Male. Shell, thin, ovate, turreted; whorls rounded, 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 Hartman, William Dell, 1817-1899; Michener, Ezra, 1794-1887. Philadelphia, Claxton, Remsen & Haffelfinger
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectmollusks, bookyear187
