Polinices mammilla ( Linnaeus, 1758 )

Zvonareva, Sofya & Kantor, Yuri, 2016, Cheсklist of gastropod molluscs in mangroves of Khanh Hoa province, Vietnam, Zootaxa 4162 (3), pp. 401-437 : 422

Polinices mammilla ( Linnaeus, 1758)

Figs 7 E–F.

Nerita mammilla Linnaeus, 1758 .

Polinices mammilla: Okutani 2000: 252 –253, pl. 126, fig 17, Thach 2005: 87, pl. 26, fig. 23.

Material examined. Dam Bay, mangrove plantation, 1 specimen.

Abundance. Rare.

Measurements. Up to 40 mm ( Okutani 2000).

Ecological notes. Found on fine sand bottom in subtidal zone ( Okutani 2000). In studied sites it was found on mud surface in the lower intertidal zone.

Relation to mangroves. Eurybiotic.

Distribution in Vietnam. Central coast ( Thach 2005).

General distribution. From Japan to tropical IWP ( Okutani 2000).

Figures

FIGURE 7. A – B. Notocochlis cf. gualteriana (10 mm). C – D. Notocochlis cf. gualteriana (8 mm). E – F. Polinices mammilla (38 mm). G – H. Assiminea brevicula (6 mm). I – K. Stenothyra sp. (4 mm). L – M. Monoplex pilearis (59 mm). N – O. Gutturnium muricinum (48 mm). P – Q. Epitonium sp. (4 mm). R – S. Pictocolumbella ocellata (6 mm). T – U. Nassarius olivaceus (27 mm). V – W. Monoplex vespaceus (36 mm).