Chrysostoma

Chrysostoma is a genus of sea snails, marine gastropod mollusks in the family Trochidae, the top snails.

Description

The solid, thick shell has a globose shape. The spire is very short . The aperture is rounded. The parietal wall bears a heavy callus which wholly or almost covers the narrow umbilicus.

Species

Species within the genus Chrysostoma include:

• Chrysostoma paradoxum <small>(Born, 1778)</small>

• Chrysostoma zeus <small>(Fischer, 1874)</small>: synonym of Austrocochlea zeus <small>P. Fischer, 1874</small>

References

• MacNeil, F.S., 1960. Tertiary and Quaternary Gastropoda of Okinawa. U.S. Geol. S. Professional Pa., 339:0-0

External links

• GenBank
• ITIS
• World Register of Marine Species