Demarcus Dobbs was ruled out of Sunday’s game in St. Louis after he was involved in a single-car accident and subsequently arrested for marijuana possession early Friday morning in Santa Clara, CSN Bay Area reported.

Dobbs has been one of the more valuable members of the San Francisco 49ers' special teams unit.

Dobbs leads the team with 567 special-teams points, according to a grading system used by the coaching staff.