Order
Mastigograptida Bates et Urbanek, 2002
Selection of related publications
Raukas, A., Teedumäe, A. (eds) 1997. Geology and Mineral Resources of Estonia. pp. 1-436.  Estonian Academy Publishers. 
Obut, A., Rytzk, G. 1958. Ordovician and Silurian Dendroidea of Estonia.  ENSV TA Geoloogia Instituudi Uurimused   III,      125-143.
List of species
1. Mastigograptus crinitus Obut et Rytzk, 1958 | Porkuni Stage
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Hemichordata | 
| Class | Pterobranchia | 
| Subclass | Graptolithina | 
| Superorder | Graptovermida | 
| Order | Camaroidea | 
| Crustoidea | |
| Dendroidea | |
| Dithecoidea | |
| Graptoloidea | |
| Inocaulida | |
| Mastigograptida | |
| Family | Mastigograptidae | 
| Order | Rhabdopleuridae | 
| Suborder | Sinograptina | 
| Family | Cyclograptidae | 
| Cysticamaridae | |
| Dithecodendridae | |
| Thamnograptidae | |
| Tubidendridae | |
| Wimanicrustidae | |
| Genus | Calyxhydra | 
| Diplohydra | |
| Flexihydra | |
| Lagenohydra | |
| Neolagarograptus | |
| Palaeokylix | |
| Phragmohydra | |
| Podoliagraptus |