Class
Pycnogonida Latreille, 1810
Aiheeseen liittyvät julkaisut
Waloszek, D., Dunlop, J. A. 2002. A Larval Sea Spider (Arthropoda: Pycnogonida) from the Upper Cambrian 'orsten' of Sweden, and the Phylogenetic Position of Pycnogonids. Palaeontology 45, 3, 421-446. DOI:10.1111/1475-4983.00244
List of species
1. Cambropycnogon klausmuelleri Waloszek et Dunlop, 2002 | Upper Cambrian (old nomenclature)
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Arthropoda |
| Subphylum | Chelicerata |
| Superclass | Euchelicerata |
| Class | Arachnida |
| Merostomata | |
| Pycnogonida | |
| Genus | Cambropycnogon |
| Class | Xiphosura |
| Order | Eurypterida |