De familie Siphonocladaceae Schmitz kent 10 geslachten.
| Apjohnia Harvey | Ernodesmis Børgesen | Siphonocladus F.Schmit |
| Boergesenia J.Feldmann | Pseudostruvea Egerod | Spongodendron Zanardini |
| Chamaedoris Montagne | Pseudovalonia Iyengar | |
| Dictyosphaeria Decaisne | Scopularia Chauvin |
