Speothos pacivorus

{{Short description|Extinct species of carnivore}}

{{Speciesbox

| fossil_range = Late Pleistocene (Lujanian)- Early Holocene

| extinct = yes

| genus = Speothos

| species = pacivorus

| authority = Lund 1839

}}

The Pleistocene bush dog (Speothos pacivorus) is an extinct canid species in the genus Speothos from the Late Pleistocene. It was a relative of the extant bush dog. When compared to the bush dog, S. pacivorus had an overall larger body size, a straighter radial shaft and a double-rooted second lower molar.*{{cite journal |last=Berta |first=Annalisa |title=The Pleistocene Bush Dog Speothos pacivorus (Canidae) from the Lagoa Santa Caves, Brazil |journal=Journal of Mammalogy |date=November 1984 |volume=65 |issue=4 |pages=549–559 |jstor=1380837 |doi=10.2307/1380837}}