Vermilion Parish authorities are investigating the death of motorcyclist who crashed on Guillot Road early Wednesday just south of the Vermilion Parish-Lafayette Parish line.

The motorcyclist, 48-year-old Joseph Tenorio of Erath, was riding south on Guillot Road around 7 a.m. when he ran off the road in a curve and hit a highway sign, according to a news release from the Vermilion Parish Sheriff’s Office.

Tenorio, who was wearing a helmet, was found in a nearby field and pronounced dead, the release states.

Toxicology and blood sample were sent to the State Police Crime Lab in a case that remains under investigation.