Back محاريات حقيقية Arabic محاريات حقيقيه ARZ Ostrèides Catalan Ostreida CEB Ostreida German Ostreoida Spanish Ostreoida Basque چروکصدفسانان Persian Ostreida French Ostreidos (orde) Galician
| Ostreida | |
|---|---|
| |
| A true oyster, family Ostreidae, the Pacific oyster, Magallana gigas | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Bivalvia |
| Subclass: | Pteriomorphia |
| Order: | Ostreida Fërussac, 1822 |
| Families | |
The order Ostreida includes the true oysters. One superfamily (Ostreoidea) and two extant families are recognised within it. The two families are Ostreidae, the true oysters, and Gryphaeidae, the foam oysters.