Concise hierarchy
(Kingdom) Animalia - (Phylum) Arthropoda - (Class) Trilobita - (Order) Redlichiida
Phylogeny
| Paraphyletic/Ancestral (para) | |
Ref:
J.M. Adrain, 2011: 104 (footnote 5: "widely considered paraphyletic").
|
Current position
Historical positions
Number of Subtaxa