Dorsum Oppel is a wrinkle ridge at 18°42′N 52°36′E / 18.7°N 52.6°E in Mare Crisium on the Moon. It is 298 km (185 mi) long and was named after the German paleontologist Albert Oppel in 1976.[1]
The ridge trends north from Yerkes crater. Peirce and Swift craters lie to the east of the Dorsum.
