The 16th-ranked Black Bears (7-3, 6-1) in the FCS Top 25 poll have won three straight and travel next Saturday to seventh-ranked Elon, which was routed by Towson 41-10.
Maine has a one-game lead atop the conference over James Madison, Stony Brook, Delaware, and Towson.
Ferguson threw a pair of short-yardage touchdowns passes to cap long scoring drives in the first quarter, and his 29-yard scoring throw to Earnest Edwards gave the Black Bears a 21-3 lead midway through the second quarter. Ferguson added a 15-yarder to Micah Wright in the third and finished 20-of-32 passing for 229 yards.
Reid Chenault was 19 of 34 for 224 yards passing without an interception for Richmond (3-7, 1-6), which was just 2 of 13 on third-down conversions. Chenault ran for a seven-yard touchdown with two minutes left.
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