| Archinacelloidea Temporal range: Middle Ordovician–Late Ordovician |
|
|---|---|
| drawing of Archinacella instabilis from family Archinacellidae | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda or Monoplacophora |
| Superfamily: | †Archinacelloidea |
†Archinacelloidea is an extinct superfamily of paleozoic molluscs of uncertain position (Gastropoda or Monoplacophora).[1]