Ptychagnostus atavus (Tullberg, 1880)
- Dataset
- GBIF Backbone Taxonomy
- Rank
- SPECIES
- Published in
- S. A. Tullberg. Om Agnostus-arterna i de Kambriska aflagringame vid Andrarum. Sveriges Geologiska Undersökning (series C): 1--37. (1880).
Classification
- kingdom
- Animalia
- phylum
- Arthropoda
- class
- Trilobita
- order
- Agnostida
- family
- Ptychagnostidae
- genus
- Ptychagnostus
- species
- Ptychagnostus atavus