Species
Orthograptus whitfieldi (Hall, 1859)
Synonymy list
1859     Graptolithus whitfieldi — Hall , pp. 516, fig. fig. 1
1963     Orthograptus whitfieldi (Hall) — Geh , pp. 245, fig. pl. 6, fig. 14; text-fig. 9
2015     Orthograptus whitfieldi (Hall) — Goldman , pp. 207, fig. Fig. 7A-H
2015     Orthograptus whitfieldi — Goldman et al. , pp. 3
2017     Orthograptus whitfieldi (Hall, 1859) — Chen, X. et al. , pp. 233, fig. Figs. 6-64C–D, I–J; 6-65A–H
Selection of related publications
Maletz, J., Ahlberg, P., Lundberg, F. 2020. Ordovician graptolite biostratigraphy of the Röstånga-2 drill core (Scania, southern Sweden).  GFF   142,   3,   206-222. DOI:10.1080/11035897.2020.1739743
Goldman, D., Nõlvak, J., Maletz, J. 2015. Middle to Late Ordovician graptolite and chitinozoan biostratigraphy of the Kandava-25 drill core in western Latvia.  GFF   137,   3,   197-211. DOI:10.1080/11035897.2015.1021375
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Hemichordata | 
| Class | Pterobranchia | 
| Subclass | Graptolithina | 
| Order | Graptoloidea | 
| Suborder | Axonophora | 
| Infraorder | Diplograptina | 
| Subfamily | Peiragraptinae | 
| Genus | Orthograptus | 
| Species | acutus | 
| aequalis | |
| calcaratus | |
| inopinatus | |
| mutabilis | |
| parovejensis | |
| pauperatus | |
| propinquus | |
| proprius | |
| quadrimucronatus | |
| stonishkensis | |
| whitfieldi | 
References based on distribution
- Goldman et al., 2015a Kandava 25 borehole Kukruse Stage
- Maletz et al., 2020 Röstånga-2 borehole Darriwilian