Ptychagnostus aculeatus (Angelin, 1851)
- Dataset
- GBIF Backbone Taxonomy
- Rank
- SPECIES
- Published in
- S. R. Westrop, R. Ludvigsen, C. H. Kindle. Marjuman (Cambrian) agnostoid trilobites of the Cow Head Group, western Newfoundland. Journal of Paleontology 5: 804--829. (1996).
Classification
- kingdom
- Animalia
- phylum
- Arthropoda
- class
- Trilobita
- order
- Agnostida
- family
- Ptychagnostidae
- genus
- Ptychagnostus
- species
- Ptychagnostus aculeatus