Persististrombus

Persististrombus is an extinct genus of sea snails, marine gastropod mollusks in the family Strombidae, commonly known as the true conchs. This genus is known from the fossil record and existed from the Miocene to the Pleistocene epochs.

Description

Members of the genus Persististrombus are characterized by their large, robust shells with a high spire and a long, narrow aperture. The outer lip of the shell is often flared and thickened, which is a common feature among the Strombidae. The surface of the shell is typically ornamented with spiral ridges and nodules.

Distribution

Fossils of Persististrombus have been found in various locations around the world, indicating that these snails had a wide geographical distribution. They are particularly well-represented in the Neogene deposits of the Mediterranean Basin, the Caribbean, and the Indo-Pacific region.

Species

Several species have been described within the genus Persististrombus. Some of the notable species include:

• Persististrombus latus
• Persististrombus granulatus
• Persististrombus coronatus

Paleoecology

Persististrombus species were likely to have inhabited shallow marine environments, similar to modern Strombidae. They were probably herbivorous, feeding on algae and other plant material. The robust and ornamented shells suggest that they may have had to protect themselves from predators and strong currents.

Significance

The genus Persististrombus is significant for understanding the evolutionary history of the Strombidae family. The fossil record of this genus provides valuable insights into the changes in marine environments and the biogeographical distribution of marine species over time.

See also

• Strombidae
• Gastropod
• Fossil
• Miocene
• Pleistocene