Author: Pip E., Title: Ecological differentiation within the genus Helisoma (Gastropoda: Planorbidae) in Central Canada
Description: 1987. In 4to, offp., pp. 12 with 8 figs. Offprint from The Nautilus, 101(1)
Keywords: shells molluscs land snails
Price: EUR 4.00 = appr. US$ 4.35 Seller: Naturama
- Book number: 74259
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