Species
Petalolithus minor (Elles, 1897)
Synonymy list
1897     Diplograptus palmeus — Törnquist , fig. 1:28-30
1897     Petalograptus minor — Elles  , pp. 201, fig. 14:17-21
1908     Petalograptus minor — Elles & Wood , pp. 279, fig. 32:5a-e
1920     Diplograptus (Petalograptus) minor — Gortani , pp. 23, fig. 1:37
1933     Petalograptus minor — Sun , pp. 33, fig. 5:5a-b
1941     Petalograptus minor — Bouček & Přibyl , pp. 5, fig. 1:3
1949     Diplograptus (Petalograptus) minor — Obut , pp. 15, fig. 1:9a-b
1952     Petalograptus minor — Münch , pp. 66, fig. 8:4a-d
1965     Petalograptus minor Elles, 1897 — Obut et al. , pp. 35-36, fig. 2:5
1970     Petalograptus minor Elles — Churkin & Carter , pp. 32, fig. 3:5
Selection of related publications
Maletz, J., Ahlberg, P., Suyarkova, A., Loydell, D. K. 2014. Silurian graptolite biostratigraphy of the Röstånga-1 drill core, Scania – a standard for southern Scandinavia.  GFF   136,   1,   175-178. DOI:10.1080/11035897.2013.865665
Kaljo, D., Vingisaar, P. 1969. On the sequence of the Raikküla stage in southernmost Estonia.  Eesti NSV Teaduste Akadeemia Toimetised. Keemia, Geoloogia / Известия Академии наук Эстонской ССР. Химия. Геология   18,   3,   270-277. DOI:10.3176/chem.geol.1969.3.10
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Hemichordata | 
| Class | Pterobranchia | 
| Subclass | Graptolithina | 
| Order | Graptoloidea | 
| Suborder | Axonophora | 
| Superfamily | Retiolitoidea | 
| Family | Retiolitidae | 
| Subfamily | Petalolithinae | 
| Genus | Petalolithus | 
| Species | dubovikovi | 
| folium | |
| intermedius | |
| minor | |
| ovatoelongatus | |
| praecedens | |
| praecursor | 
References based on distribution
- Kaljo, 1970a (ed) Raikküla Stage
- Maletz et al., 2014 Röstanga 1 borehole 31.05 - 35.4 Aeronian
- Kaljo & Vingisaar, 1969 Ikla borehole Raikküla Stage