56 PROCEEDINGS OF THE GEOLOGICAL SOCIETY. 
which were being issued by Prof. O. C. Marsh, and mentioned 
that he had in hand a large fully illustrated descriptive memoir on 
the Dinosauria, which would rival, if not excel, in interest his 
noble folio on the ‘ Toothed Birds.’ In the autumn I received from 
Fig. 7.—Pelvis of Ornithorhynchus. (After Wiedersheim.) 
a. Thum. is. Ischium. m. Marsupial bone. p. Pubis. 
tip. Tuberculum pubicum. 
Fig. 8.—Pelvis of Testudo. (After Wiedersheim.) 
Zl, Tlium. Isch. Ischium. pub. Pubis. pre pub, Prepubis. 
him, as precursor, a short paper on a “ Restoration of Brontosaurus, 
B. excelsus.” The admirable preservation of its remains makes it 
possible to draw every bone from an actual specimen. The individual 
