. Annual report - Western Society of Malacologists. Mollusks; Mollusks. Figure 2. Figure 3. Sectioned caecid sliells showing septa and shell wails (Traced from photographs) Operculum. 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 Western Society of Malacologists. Pomona, Calif. , Western Society of Malacologists

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Keywords: ., bookcentury1900, bookcollectionbiodiversity, booksubjectmollusks