ülemperekond
Urbanekicrusta Mierzejewski, 1985
Taksoni kirjeldused
Maletz, 2019b
The taxon is unrecognizable due to poor preservation and fragmentation, but clearly represents pterobranch remains, possibly showing triad budding.
Klassifikatsioon
| organismirühm | Biota |
| riik | Animalia |
| hõimkond | Hemichordata |
| klass | Pterobranchia |
| alamklass | Graptolithina |
| sugukond | Wimanicrustidae |
| ülemperekond | Urbanekicrusta |
| perekond | Bulmanicrusta |
| Ellesicrusta | |
| Graptoblastoides | |
| Graptoblastus | |
| Holmicrusta | |
| Hormograptus | |
| Lapworthicrusta | |
| Maenniligraptus | |
| Ruedemannicrusta | |
| Thallograptus | |
| Wimanicrusta | |
| Xenocyathus |