Seven-segmented head interpretation
“Seven-segmented head interpretation” is a descriptive trait phrase used by 1 curated taxon profile(s); it is not a normalized ontology term or an independent homology judgment.
Trait phrases come from editorial taxon profiles; specimen attribution, definitions, homology and coding scale require verification before comparative use.
Linked profiles1
Source records1
Content packagetrilobites-chelicerates
Linked taxa
References
- Urokodia sheds light on the origin of chelicerae and book gills of ChelicerataLiu, Y. et al. · 2026 · DOI 10.1038/s41586-026-10713-2