Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus | 
| Articulata  | |
|---|---|
| BT | Invertebrata | 
| .Brachiopoda | |
| ..Articulata | |
| NT | Dictyonellidina | 
| Orthida | |
| Pentamerida | |
| Rhynchonellida | |
| Spiriferida | |
| Strophomenida | |
| Terebratulida | |
| Thecideidina | |
| RT | Inarticulata | 
| SN | Restricted to use with Brachiopoda. Articulata is not to be used as post-Paleozoic Crinoidea subclass or with other organisms. | 
| Articulatae  | |
|---|---|
| BT | Plantae | 
| .Pteridophyta | |
| ..Sphenopsida | |
| ...Articulatae | |
| RT | Sphenopteris |