Are they Barred Rocks?

[MagikarpKai]

$6 each. I can't wrap my mind around why EEs are called Ameraucana. I have black ameraucanas from a farm who shows their birds, so would they be true ameraucana in that case?
I love all my birds no matter what they are, just eager to understand!

 

[Kfchicks]

They look like they could be tnh mistral gris