Marsh returned to the genus in 1894, when additional remains convinced him that L. altus deserved its own genus (Dryosaurus), and that there was another species present: L. consors, based on YPM 1882, a partial skeleton also from Como Bluff.
In 1894, Marsh returned to the genus *Dryosaurus*, after new discoveries convinced him that it deserved its own genus and that another species was present: *L. consors*. This other species was based on YPM 1882, a partial skeleton found at Como Bluff.