. The Conchologists' exchange. Mollusks. P. umbilicata. P. gibba. P. umbilicata Pse. P. gibba Pfr. P. bicolor Pse. P. hebe. P. crassilabris Pse. P. hebe P. otaheitana. 6. Otaheitana Group. P. otaheitana Brug. P. vanikorensis Q. & G. P. mooreana Hartm. P. lineata Less. P. suturalis Pfr. P. garrettii Pse. 7. Treniate Group. P. lignaria Pse. P. producta Pse. P. nodosa Pfr. P. stolida Pse. Pfr. P. carteriensis. P. tceniata Morch. P. micans Pfr. P. carteriensis Q. & G. P. attenuata Pse. P. cinerea Albers. P. minima Hartm. P. regularis Hartm. P. micans Hartm. P. corneola Hartm

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. The Conchologists' exchange. Mollusks. P. umbilicata. P. gibba. P. umbilicata Pse. P. gibba Pfr. P. bicolor Pse. P. hebe. P. crassilabris Pse. P. hebe P. otaheitana. 6. Otaheitana Group. P. otaheitana Brug. P. vanikorensis Q. & G. P. mooreana Hartm. P. lineata Less. P. suturalis Pfr. P. garrettii Pse. 7. Treniate Group. P. lignaria Pse. P. producta Pse. P. nodosa Pfr. P. stolida Pse. Pfr. P. carteriensis. P. tceniata Morch. P. micans Pfr. P. carteriensis Q. & G. P. attenuata Pse. P. cinerea Albers. P. minima Hartm. P. regularis Hartm. P. micans Hartm. P. corneola Hartm. P. woodlarhiana Hartm. P. hastula Hartm. P. c&xra Pfr. P. hyalina Mod. P. Hartmani Smith. P. flexnosa 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 Averell, William D. Philadelphia, Wm. D. Averell

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Keywords: ., bookcentury1800, bookdecade1880, booksubjectmollusks, bookyear188