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FIGURES 37–38. Reproduction of figures showing Helix aspersa var. mazzullii from Rossmässler (1837: pl. 22 figs. 295–
296).
FIGURE 39. Reproduction of figures showing Helix quinciacensis from Mauduyt (1839: 53, pl. 2, figs. 6–7).
FIGURE 40. Reproduction of figures showing Helix quincayensis from Bourguignat (1860: pl. 22, figs. 4–6) (Palermo; Cefa-
lù).
FIGURE 41. Reproduction of figure showing Helix mazzuli from Benoit (date? [see Benoit 1857–1862]: pl. 11 fig. 9).
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