Example image of eyePlorer eyePlorer map for 'Theo Vennemann': 1937 Atlantic (Semitic) languages Germany Historical linguistics Linguistics May 27 Vasconic substratum theory High German consonant shift Munich Basque language Celtic languages Germanic languages Italic languages Stratum (linguistics) Old European hydronymy Carthage Punic language Semitic languages Ancient Semitic religion Germanic strong verb Norse paganism North Sea Greek alphabet Phoenician alphabet Runic alphabet Grimm's law Glottalic theory Aller Drift (linguistics) Insular Celtic languages Origin of the Basques Lotte Motz Old European culture Germanic substrate hypothesis Vigesimal Verner's law Illyrian languages Neolithic Europe