| Muricoidea Temporal range: Cretaceous to Recent | |
|---|---|
| Murex pecten | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Neogastropoda |
| Superfamily: | Muricoidea Rafinesque, 1815 |
| Families | |
|
See text | |
| Synonyms | |
| |
Muricoidea is a taxonomic superfamily of predatory sea snails, marine gastropod mollusks in the clade Neogastropoda.
This superfamily includes the murex snails, the dove snails, the harp snails, and others.

The shell of the snails in this superfamily vary greatly in shape and degree of ornamentation. The shells have an oval aperture, and a noticeable siphonal canal.
Families within the superfamily Muricoidea are as follows: