After Parker, 1982
<==o DIATOMA [Bacillariophyceae] (piilevät)
|--o Centrales
| |--o Coscinodiscineae
| | |-- Melosiraceae
| | |-- Thalassiosiraceae
| | |-- Coscinodiscaceae
| | |-- Hemidiscaceae
| | |-- Asterolampraceae
| | `-- Heliopeltaceae
| |--o Rhizosoleniineae
| | `-- Rhizosoleniaceae
| `--o Biddulphiineae
| |-- Chaetoceraceae
| |-- Biddulphiaceae
| |-- Stictodiscaceae
| |-- Lithodesmiaceae
| `-- Eupodiscaceae
`--o Pennales
|--o Araphidineae
| |-- Diatomaceae
| `-- Protoraphidaceae
|--o Raphidoidineae
| `-- Eunotiaceae
|--o Biraphidineae
| |-- Naviculaceae
| |-- Cymbellaceae
| |-- Entomoneidaceae
| |-- Nitzschiaceae
| |-- Epithemiaceae
| |-- Auriculaceae
| `-- Surirellaceae
`--o Monoraphidineae
`-- Achnanthaceae
Reference(s):
- Parker, S. P. (ed.), 1982: Synopsis and classification of living organisms. Vols. 1 & 2
–McGrew-Hill Book Company