What is "paleo-european"

Paleo-European (Palaeo-European) may refer to:

• in geology, the remote geological history of Europe
• in archaeology, the deep Prehistory of Europe
  • Paleolithic Europe
  • Mesolithic Europe
  • Neolithic Europe
    • the proposed Old European culture
• in historical linguistics, the Paleo-European languages are the pre-Indo-European and sometimes pre-Finno-Ugric (pre- Sami) languages of Europe
  • the suggested Macro-Caucasian language group (John Bengtson 2008)
• in scientific racism, Paleo-Europeans a supposed racial type native to Europe proper