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New faunistic data on Trochoidea (Trochoidea) caroni (Deshayes, 1832) (Gastropoda Pulmonata Hygromiidae) 491

Fig. 23. Carocolla elata Faure-Biguet and C. turrita Philippi, 1836 illustrated in Philippi (1836), pl. 8, fig. 16 and 17, re-
spectively. Fig. 24. Helix elegans from Ischia illustrated in Delle Chiaje (1841), pl. 72, figs. 3, 4. Fig. 25. Live specimen
of Trochoidea caroni from Terracina, height 7.8 mm, diameter 7.0 mm. Fig. 26. Live specimen of T. caroni from Terrasini,
height 12.5 mm, diameter 10.4 mm. Fig. 27. Live specimen of T. caroni from Capri, height 6.8 mm, diameter 6.6 mm. Fig.
28. T. caroni from Terrasini, detail of two eggs (diameter 1.5 e 1.7 mm).