Hereditary ataxias are classified as:
Autosomal Recessive
Autosomal Dominant
X-Linked
Mitochondrial Ataxias

lecture 3 

Ataxia-telangiectasia (AT)

Ataxia with oculomotor apraxia type 1

Ataxia with oculomotor apraxia type 2

Autosomal recessive spastic ataxia of Charlevoix-Saguenay (ARSACS)

video link  

https://drive.google.com/file/d/1zblsatE6Px9sdGJ6JVqwGIfbeYl5cS4q/view?usp=share_link