Courteney Cox, David Arquette Split

Hollywood couple Courteney Cox and David Arquette have separated after 11 years of marriage, according to E! Online.

"We have agreed to a trial separation that dates back for some time," the pair said in a statement released Monday. "The reason for this separation is to better understand ourselves and the qualities we need in a partner and for our marriage." TMZ first reported the news.

Check out photos of Arquette and Cox

Arquette, 39, and Cox, 46, wed in 1999 after meeting on the set of the first Screamfilm. The actors co-star in the fourth installment of the Wes Craven-directed horror franchise, set to be released in April 2011.

"We remain best friends and responsible parents to our daughter and we still love each other deeply," the statement said. "As we go through this process we are determined to use kindness and understanding to get through this together."

The couple has one daughter together, Coco Riley, 6.

Reps for the Cougar Townactress did not immediately respond to TVGuide.com's request for comment.