Clams are a part of the Bivalvia class.
Clams belong to the bivalvia class and the veneridae family. They also belong to the Animalia kingdom and the Mollusca phylum.
If by biological you mean the phylogeny it's phylum mollusca, class bivalvia, subclass heterodonta
Bivalve mollusks
Oysters belong the the invertebrate group of mollusk.
Wolves belong to the class Mammalia.
Tigers belong to Class Mammalia.
Opossums belong to the class mammalia.
Clams are Invertebrates because they have no spine.Related Information:Clams belong to the phylum: mollusca, along with snails, squid, octopi, and slugs. They belong to the class: bivalvia. They have a 2-piece closeable shell that protects them.
Echidnas belong to the Class Mammalia and Order Monotremata.
A piranha belong to the Phylum Chordata, and the class Osteichthyes.
Sea fans belong to the class Anthozoa
the priests belong to the upper class (1st class)