Sowerby (i), G. B. Sr., 1823. The Genera of Recent and Fossil Shells, for the use of Students in Conchology and Geology, pt. 16.
(2.24 MB)
New Species-Group Names:
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duplicatus Sowerby i, 1823. pl. 267. f. 5.
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gracilis Sowerby i, 1823. pl. 267. f. 4. 3.
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grandis Sowerby i, 1823. pl. 266. f. 2.