NEW YORK — Amy Poehler and Will Arnett are separating after nine years of marriage, said publicist Lewis Kay.

Poehler and Arnett have two sons, 3-year-old Archie and 2-year-old Abel.

The 40-year-old Poehler became famous as a cast member on Saturday Night Live. She now stars in the NBC sitcom Parks and Recreation and is up for an Emmy for lead actress in a comedy series. Arnett's breakout role was on Fox's Arrested Development. The 42-year-old Arnett now co-stars with Christina Applegate on the NBC comedy Up All Night.

First Published September 8, 2012, 4:00 a.m.