Xenacanthimorph (Chondrichthyes) Phylogeny: A Comparative Cladistics Approach URL: Xenacanthimorph (Chondrichthyes) Phylogeny: A Comparative Cladistics ApproachAuthor Names: Gardner, NicholasEgli, Hunter ChaseEngelman, RussellShell, RyanEra/Period/Epoch: TriassicCarboniferousDocument type: FullPublication Type: PosterPublication Title: Geological Society of AmericaYear/month of publication: 2025-03