The Ravens have invited Maryland center Sal Conaboy and outside linebacker Matt Robinson to their local prospect day, according to NFL sources.
The Ravens have also invited wide receiver Deon Long and outside linebacker Yannik Cudjoe-Virgil, a Towson High graduate, to their training complex for the April 21 workout.
Conaboy was an All-Big Ten Conference academic selection and a three-year starter for the Terps, starting 35 career games. The Clarks Summitt, Pa., native won the Big Ten Sportsmanship award and was on the Rimington Trophy preseason watchlist.
Robinson is a 6-foot-3, 247-pound converted safety from Atholton. At the Terps' Pro Day workout last week, Robinson ran the 40-yard dash in 4.6 seconds and had a 34-inch vertical leap and a 10-1 broad jump.
Robinson was an All-Big Ten academic selection who finished his career with 198 career tackles with 14.5 for losses.
He missed six games as a senior due to foot and shoulder injuries. As a junior, he had 73 tackles, 10 for losses.
Robinson was an all-state selection at Atholton who played wide receiver and linebacker and was a Baltimore Sun All-Metro pick.
He caught 39 passes for 792 yards and nine touchdowns as a senior and had 75 tackles and four sacks.