EXPLANATION OF THE PLATES. 



Plate 



1. — Remains of Stereognathus oohticus, to illustrate Prof. Owen's 



paper on the Affinities of that Animal To face p. 11 



2. — Fossil Bryozoa, Shells, andEchinoderms, to illustrate Mr. Salter's 



paper on the Cretaceous Fossils of Aberdeenshire 89 



3. — Remains of Dichodon cuspidatds, to illustrate Prof. Owen's paper 



on that Animal 19G 



4. — Recent and Fossil Ophidian Vertebrae, to illustrate Prof. Owen's 



paper on the Laophis crotaloides 199 



5. — Annelide Burrows and Surface-Markings, to illustrate Mr. 



Salter's paper on Cambrian Fossils 206 



6. — Fossil Trilobites, to illustrate Dr. W. Thomson's and Mr. Salter's 



papers on some species of Acidaspis 210 



7. — Fossil Crustacean, Shells, and Bryozoa, to illustrate Mr. J. W. 



Kirkby's paper on some Permian Fossils 218 



8. — Remains of Dichobune ovina, to illustrate Prof. Owen's descrip- 

 tion of that Animal 260 



9. "I Fish-remains, to illustrate Sir Philip de Malpas Grey Egerton's Pal- 

 10. J ichthyologic Notes, No. 9 288 



j2* ^ Teeth of Mastodons, to illustrate Dr. Falconer's paper on Mastodon 360 



13. — Pygocephalus Cooperi, to illustrate Prof. Huxley's paper 369 



