help identify coral

[chrisb01]

I am new to the hobby and need help identifing these coarls.
Thanks

[phenom5]

1. Pocillipora (I think, could be stylophora, kind of hard to say from that pic)-*EDIT* Looking again, I'm leaning more towards Stylophora
2,3, & 4. Acropora. Impossible to ID them beyond that from those pictures.