Genus
Thallograptus Öpik, 1928
Current taxon already exists. See initial taxon Hormograptus
 Taxon ID: 9777
Fossil group: Graptolithina
Belongs to: Wimanicrustidae
Other version of taxon: Hormograptus
Baltoscandian species (in database): 
Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Hemichordata | 
| Class | Pterobranchia | 
| Subclass | Graptolithina | 
| Family | Wimanicrustidae | 
| Supergenus | Urbanekicrusta | 
| Genus | Bulmanicrusta | 
| Ellesicrusta | |
| Graptoblastoides | |
| Graptoblastus | |
| Holmicrusta | |
| Hormograptus | |
| Lapworthicrusta | |
| Maenniligraptus | |
| Ruedemannicrusta | |
| Thallograptus | |
| Wimanicrusta | |
| Xenocyathus |