Pteria
Pteria is a genus of saltwater clams, marine bivalve mollusks in the family Pteriidae, the pearl oysters. Species in this genus are found worldwide in tropical and subtropical waters. They are known for their distinctive, often colorful shells and their ability to produce pearls.
Common Names
Common names for species within this genus include the following:
- Pen shell
- Wing oyster
- Pearl oyster
Characteristics
Pteria species are characterized by their elongated, often fan-shaped shells. They have a distinct hinge line, often with a prominent beak. The shells are typically thin and fragile, with a smooth or slightly ribbed surface. They can be brightly colored, often with a metallic sheen. The mantle of these oysters is usually brightly colored and can have intricate patterns.
Environments
Pteria species are found in a variety of marine environments, including:
- Rocky reefs
- Coral reefs
- Seagrass beds
- Mangrove swamps
They are typically found in shallow waters, but some species can occur at depths of up to 100 meters.
References
For more information about Pteria, you can refer to the following sources: