Ergalatax contracta ( Reeve, 1846 )

Lam, Katherine, Morton, Brian & Leung, K. F., 2008, Shell-bearing Mollusca (Bivalvia and Gastropoda) from submarine caves in Hong Kong, Journal of Natural History 42 (9 - 12), pp. 927-952 : 942

Ergalatax contracta ( Reeve, 1846)

( Figure 4E, F )

Description

Shell fusiform, with thick axial ribs, weakly angulate shoulder and thin spiral threads. White with brown spiral bands of irregular thickness. Aperture white.

Type locality

Samar Island, Philippines .

Distribution

Indo-Pacific. From southern Hokkaido to South China Sea. Intertidal to 30 m.

Figures

Figure 4. A and B, Diodora quadriradiata, height×length565.5×14.22 mm; C and D, Cypraea arabica arabica juvenile, height×width510.32×4.88 mm; E and F, Ergalatax contracta, height×width514.58×6.7 mm; G and H, Thais luteostoma, height×width5 24.83×16.22 mm; I and J, Engina armillata height×width58.35×4.67 mm.