A motorcycle rider was killed Tuesday morning in a Brown County crash, authorities said.

The fatality victim was identified as Shawn Simpson, 40, of Hiawatha.

According to the Kansas Highway Patrol, the crash was reported at 8:23 a.m. Tuesday at 290th and Kill Deer Road, about 5 miles north of Hiawatha.

The patrol said Simpson was riding a 2007 Harley-Davidson motorcycle west on 290th when he failed to make the curve at Kill Deer Road. The motorcycle entered the west ditch and rolled.

Simpson, who wasn't wearing a helmet, was ejected from the motorcycle, the patrol said.

Simpson was transported to The University of Kansas Hospital in Kansas City, Kan., where he was pronounced dead.