Pectinoida

Pectinoida is a taxonomic suborder of large and medium-sized saltwater clams, marine bivalve mollusks, commonly known as scallops and their allies. It is believed that they began evolutionarily in the late Middle Ordovician era; many species, of course, are still extant.

Pectinoida

Pectinoida is a taxonomic suborder of large and medium-sized saltwater clams, marine bivalve mollusks, commonly known as scallops and their allies. It is believed that they began evolutionarily in the late Middle Ordovician era; many species, of course, are still extant.