Ontogeny of the caudal-fin skeleton in Ictalurus punctatus. A 8.9 mm NL. B 9.7 mm NL. C 11.6 mm SL. D 11.9 mm SL. E 12.3 mm SL. F 15.0 mm SL. Abbreviations: AC, Anterior ural centrum; Bd, Basidorsal; Bv, Basiventral; Ep, Epural; EpC, Epural cartilage; H, Hypural; Ha, Hemal arch; HC, Hypural cartilage; Hs, Hemal spine; HsC; Hemal spine cartilage; Na, Neural arch; Ns, Neural spine; NsC, Neural spine cartilage; PC, Posterior ural centrum; Ph, Parhypural; PhC, Parhypural cartilage; PU, Preural centrum; R, Caudal-fin ray; Un, Uroneural.

 
 
  Part of: Kubicek KM (2022) Developmental osteology of Ictalurus punctatus and Noturus gyrinus (Siluriformes: Ictaluridae) with a discussion of siluriform bone homologies. Vertebrate Zoology 72: 661-727. https://doi.org/10.3897/vz.72.e85144