Feather Sexing Marans and Ameraucanas?

[Lortiz]

Not sure yet but our now grown hens, at about a week old the ones with the longer tail feathers were girls for us.

Not sure yet but our now grown hens, at about a week old the ones with the longer tail feathers were girls for us.whar breed was this

Not sure yet but our now grown hens, at about a week old the ones with the longer tail feathers were girls for us.

Which breed were they that the females had longer tails at one week?