Patil twins casting

[Darby]

I can't recall from the books.  Are they described as identical
twins?   
Darby

> 
>   I read on Leaky that they've cast two girls to be Padma and
Parvati  Patil, 
>   but they aren't twin sisters or even sisters!  So why aren't they
 using the 
>   twins who were in PoA?  They were beautiful girls and could 
easily be 
>   considered "the prettiest girls in school" as it says in canon.  
I thought Cuaron 
>   giving them so much screen time was leading up to them being 
Harry's and Ron's 
>   dates for the Yule Ball.  Anyone know anything about  this?  
> 
>   Lynda>>
> 
>