FOSSIL ORGANIC REMAINS. PLATE CIV. C. BREVET'S GIGANTÆUS or BISON EER of the G. Mtn. Bones of the Species in the Museum of the University of Edin. It shows a series of vertebrae with their characteristic shapes and the rib cage structure. Vertebræ posteriorly on the back. View of the Pelvis and Thigh Bones. Paradoxides Spinulosus. Limulus Walchii. Asaphus Debuchii. Calymene Blumenbachii. Profile View. Calymene Blumenbachii. Front View. Calymene Variolaris. Unknown Trilovite, from Wales. Cancer Macrochelus. Calymene Tristani Front View. Calymene Blumenbachii. Cancer Menas Lin. Fig. 1. Fig. 2. Fig. 3. Fig. 4. Varvulariaflexilis Lepidodendron Fig. 5. Calamitesnodosa Fig. 6. Syringodendron Fig. 7. Rhytidolepisocellata Fig. 8. Flabellariacornuata Fig. 1. Schlotheimia tenuifolia Fig. 2. Annularia spinulosa Fig. 3. Noeggerathia foliosa Fig. 4. Betula Platanus & Lyriodendron Fig. 5. Demanda gigantea Fig. 6. Rotularia cuneifolia Fig. 7. Lepidodendron dichotomum Fig. 8. Variolaria ficoides Fig. 9. Calamites pseudo bambusina Fig. 1.... Fig. 2.... Fig. 3.... Fig. 4.... Fig. 5.... Fig. 6.... Fig. 7.... Fig. 8.... Fig. 9....