A new vertebrate fauna from the Lower Cretaceous Holly Creek Formation of the Trinity Group, southwest Arkansas, USA
We present a previously discovered but undescribed late Early Cretaceous vertebrate fauna from the Holly Creek Formation of the here Trinity Group in Arkansas.The site from the ancient Gulf Coast is dominated by semi-aquatic forms and preserves a diverse aquatic, semi-aquatic, and terrestrial fauna.Fishes include fresh- to brackish-water chondricht