Architectonicoidea
| Architectonicoidea | |
|---|---|
| shell Spirolaxis centrifuga | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Infraclass: | Lower Heterobranchia |
| Superfamily: | Architectonicoidea Gray, 1850 |
Architectonicoidea is a superfamily of sea snails, marine gastropod mollusks in the informal group Lower Heterobranchia.
This superfamily contains the extant family Architectonicidae and also contains the extinct families Amphitomariidae and Cassianaxidae.