Tetraplodon may refer to:
*
Tetraplodon (bivalve), a genus of bivalves in the family
Hyriidae
*
Tetraplodon (plant)
''Tetraplodon'' is a genus of mosses belonging to the family Splachnaceae.
The genus has cosmopolitan distribution
In biogeography, cosmopolitan distribution is the term for the range of a taxon that extends across all or most of the world ...
, a genus of mosses in the family Splachnaceae
{{Genus disambiguation