Which Greek Stoic philosopher mentioned two of the four subgroups of the Helvetians that failed in their migration attempt to Gaul?
Posidonius Posidonius (Greek: Ποσειδώνιος, "Poseidonios", meaning "of Poseidon") "of Apameia" (ὁ Ἀπαμεύς) or "of Rhodes" (ὁ Ῥόδιος) (c. 135 BCE – c. 51 BCE), was a Greek Stoic philosopher, politician, astronomer, geographer, historian and teacher native to Apamea, Syria.
Santones The Santones or Santoni or Santii (Ancient Greek: Σάντονες, Σάντονοι, Σάντωνες , French: "Santons" ) were a tribe of ancient Gaul located in the modern region of Saintonge and around the city of Saintes, city to which they gave their name. The Romans occupied the territory of the Santones from the 1st century BC.