Cerithidea quoyii (Hombron & Jacquinot, 1848)

Figs 5 O–R

Cerithium quoyii Hombron & Jacquinot, 1848: 97, pl. 23, figs 6–7.

Cerithidea quadrata G.B.Sowerby II, 1866: Lozouet & Plaziat 2008: 112 –113, pl. 19, figs 1–3; Poppe 2008a: 286 –287, pl. 88, fig. 5.

Cerithidea quoyii: Reid 2014: 37 –39, figs 2D, 11, 12B–J (full synonymy); Zvonareva et al. 2015: 8, fig. 3(10).

Material examined. Nha Phu Bay, about 20 specimens.

Abundance. Common.

Measurements. Up to 45 mm (Reid 2014).

Ecological notes. Development with planktonic phase of 10 to 12 days.

Found climbing on mangrove trees and palms up to 1.5 m above the ground, in middle and landward zones of mangrove forest (Reid et al. 2008).

In studied sites it was found on sediment surface between mangrove trees and also on roots and seedlings of mangrove trees.

Relation to mangroves. Predominantly mangrove-associated.

Distribution in Vietnam. Central coast.

General distribution. S Vietnam, E Thailand, Malaysia, Borneo, Java, S Sulawesi (Reid 2014).