Baltic Languages

Indo-European
Kentum languages: Germanic Romance Celtic Hellenic Anatolian Tocharian	Satem languages: Slavic Baltic Illyrian (Albanian) Indo-Iranian Phrygian and Armenian Thracian and Dacian

The known surviving Baltic Languages are Curonian, Lithuanian, Latvian, and Prussian.

Indo-European Languages
Balto-Slavic Languages
Slavic Languages							Baltic Languages
West Slavic			South Slavic		East Slavic	North Slavic	West Baltic	East Baltic
Sorbian (Lusatian)	Lekhitic	Old Czech	Western Subgroup	Eastern Subgroup
Upper Sorbian Lower Sorbian	Preimerian Polabian	Old Czech ↓ Czech	Slovene (aka Old Croatian) Croatian Serbian (Sanjaki)	Old Church Slavonic † ↓ Bulgarian	Russian Belarussian Ukrainian Ruthenian (Rusyn)	Nassian Skuodian Vozgian Izhorian	Prussian Curonian	Latvian Lithuanian Sudovian