The NFL has lost a member of its family -- Raiders legend Daryle Lamonica died Thursday morning, officials confirmed to TMZ Sports.
He was 80 years old.
"The Raider Nation will forever miss his easy-going nature and warm smile," the Raiders said in a statement after his passing. "Our deepest condolences are with his wife Mary, son Brandon, the rest of the Lamonica family, teammates, and friends."
The Fresno County Sheriff-Coroner's Office tells us the former quarterback passed away at his Fresno home ... and the death "is considered to be one of natural causes."