Illustrations for a paper by the Reverend J.B.P Dennis on the cetacean bones of the Red Crag Two plates originally from the paper "On the microscopical characters of certain so-called Cetacean bones, associated with the Cetolites in the detrital bed of the Red Crag at Felixstow, Suffolk", Journal of the Microscopic Society, v.5 1857, pp.191-200. With descriptions by Caleb Burrell Rose. 1857