The trilobite nervous system and the early evolution of the mandibulate central complex
Sarah R. Losso, Bruno Becker-Kerber, James Christopher Weaver, Francesc Pérez‐Peris, Javier Ortega‐Hernández
This paper describes the central nervous system of a trilobite, providing morphological evidence supporting its placement within the mandibulate stem lineage and insights into the evolution of the euarthropod central complex.
bioRxiv · Oct 7, 2026 · PreprintPaleontology