Gaelic -> Old Irish (-> Scots Gaelic, Irish Gaelic,
Manx)
Brittanic -> Old Welsh (-> Welsh, Cornish, Breton, Pictish)
Germanic
North (Old Norse) -> Norwegian, Icelandic, Danish, Swedish
East -> Gothic
West
Anglo-Frisian
Old Frisian
Old English
Mercian -gt; Midland Dialect -> East Midland Dialect ->
Early Modern English -> Modern English
Northumbrian -> Northern Dialect -> Lowland Scots
Kentish
West Saxon -> Southern Dialect -> Dorsetshire Dialect
German
Low -> Old Saxon -> Plattdeutsch, Old Low Franconian
(-> Dutch, Flemish)
High -> Modern Standard German
Italic
Oscan
Umbrian
Latin
Portuguese
Spanish
Old French -> Norman French, Modern French
Italian
Roumanian
Hellenic
Doric
Aeolic
Ionic-Attic -> Greek (Koine)
Hittite
Tocharian
Based on Jeanne H. Herndon, "Relations of some Indo-European
Languages with Detail of English Dialects" in Language:
Introductory Readings, Clark, Eschholz, Rosa (eds.), St.
Martin (1985)