Ictalurus punctatus, Neurocranium of specimen TCWC 20491.06, 426 mm SL, in dorsal A, lateral B and ventral view C. Abbreviations: *, Accessory posttemporal; Asph, Autosphenotic; Boc, Basioccipital; Epoc, Epioccipital; Exoc, Exoccipital; Fr, Frontal; LE, Lateral ethmoid; ME, Mesethmoid; Na, Nasal; OpF, Foramen for the passage of the optic nerve (II); Orsph, Orbitosphenoid; PrF, Preoptic fontanelle; Pro, Prootic; Psph, Parasphenoid; Pt, Posttemporal; Pto, Pterotic; Ptsph, Pterosphenoid; Soc, Supraoccipital; TrFaF, Common foramen for the passage of the trigeminal (V) and facial nerves (VII); Vo, Vomer.