Chalossian

The Stone Age
↑ before Homo (Pliocene)
Paleolithic Lower Paleolithic Early Stone Age Homo Control of fire Stone tools Middle Paleolithic Middle Stone Age Homo neanderthalensis Homo sapiens Recent African origin of modern humans Upper Paleolithic Late Stone Age Behavioral modernity, Atlatl, Origin of the domestic dog Mesolithic Microliths, Bow, Canoe Natufian Khiamian Tahunian Heavy Neolithic Shepherd Neolithic Trihedral Neolithic Pre-Pottery Neolithic Neolithic Neolithic Revolution, Domestication Pottery Neolithic Pottery
↓ Chalcolithic

Chalossian is an industry of flint tools from the Stone Age. Paul Bovier-Lapierre discovered it in Egypt.^[1]

References

1. E. Passemard , P. Dubalen , A. Vayson de Pradenne , R. Neuville, La Question Chalossienne, Bulletin de la Société préhistorique française, 1931, Volume 28, Issue 6, pp. 289-293