FIGURE 3. A in First Fossil Record Of Aspredinidae: A New Species From The Late Miocene Of Northeastern Argentina

FIGURE 3. A, holotype skull of Bunocephalus serranoi nov. sp. (MAS-PV-795), B, extant Bunocephalus doriae (CFA-IC8560) in dorsal view. Abbreviations. ACF anterior cranial fontanel; BU, bump; ELD, lateral ethmoid depression; EP, epiphyseal bar; F, frontal; LAT, lateral ethmoid; MGR, median groove; PCF, posterior cranial fontanel; PTE, pterotic; STF supratemporal fossa; SPH, sphenotic; SOC, supraoccipital or parieto-supraoccipital. Scale bar: 5 mm.