Ontogeny of the hyopalatine arch, jaws and opercular series of Ictalurus punctatus. A 11.2 mm SL. B 12.2 mm SL. C 13.3 mm SL. D 18.0 mm SL. E 21.5 mm SL. F Suprapreopercle not shown, 44.9 mm SL. Abbreviations: Ana, Anguloarticular; Ana-Ra, Anguloarticular+retroarticular; Apa, Autopalatine; Cm, Coronomeckelian; De, Dentary; Enpt, Endopterygoid; Hy, Hyomandibular; Iop, Interopercle; MC, Meckel’s cartilage; Mpt, Metapterygoid; Mx, Maxilla; MxBC, Mandibular barbel cartilage; Op, Opercle; PA, Pars autopalatina; PHy, Pars hyomandibularis; PMpt, Pars metapterygoidea; Pmx, Premaxilla; Pop, Preopercle; PQ, Pars quadrata; Q, Quadrate; Ra, Retroarticular; Sop, Subopercle; Spop, Subpreopercular bone.

 
 
  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