38 Reviews — U. S. Geological Survey — 



la s "V" I :hi "w- s. 



I. — The Dinosaurs of Nokth America. By Othniel Charles 

 Marsh. (Extract from the Sixteenth Annual Report of the 

 Survey, 1894-5. Part I : Director's Eeport and Papers of 

 a theoretic nature. Department of the Interior, U. S. Geological 

 Survey; Charles D. Walcott, Director.) Imperial 8vo, pp. 135- 

 244, pis. ii-lxxxv. (Published at the Government Printing Office, 

 Washington, 1896.) 



rilHE name and researches of Professor 0. C. Marsh are already 

 X familiar to the readers of the Geological Magazine, and his 

 papers on the Dinosauria have been largely illustrated in its pages 

 during the past fourteen years.^ The publication, therefore, of the 

 present Survey Memoir can hardly be expected to add much to the 

 knowledge vi^hich we have already derived from the author's 

 numerous and well-illustrated separate memoirs, which have from 

 time to time been issued from Yale University, Newhaven, Con- 

 necticut. In the present volume we have brought together, into one 

 focus, all the work Professor Marsh has done on the Dinosauria, but 

 even now, many fine plates are held back for a further edition cle 



' The following is a list of Professor Marsh's papers on Dinosaurs in this 

 Magazine: — 



(1) "Classification of the Dinosam-ia," 0. C. Marsh: Geol. Mag. 1S82, pp. 80-5. 



(2) "American Jm-assic Dinosam-s — Restoration of Brontosanriis," 0. C. Marsh: 



op. cit., 1883, pp. 385-8, PI. IX. 



(3) " On the Diplodocidse (Famil)^ Sauropoda) " : op. cit., 1884, pp. 99-107, with Ten 

 Woodcut Illustrations (four views of skull of Diplodocus, etc.). 



(4) " The Principal Characters of American Jurassic Dinosaurs, of the order 



Theropoda " : op. cit., 1884 (Eight Illustrations of Ceraiosatirus and Allosaurns). 



(5) "The Skull and Dermal Armour of Stegosaurus^' : op. cit., 1888, pp. 11-15, 

 Pis. I, II, III, and Three Woodcuts. 



(6) " Comparison of the Principal Forms of Dinosauria of Europe and America": 



op. cit, 1889, pp. 204-10. 



(7) "The Skull of the Gigantic Ceratopsidffi " : op. cit., 1890, pp. 1-5, PI. I 



[Tricerntops flabdlatus, Marsh). 



(8) " The Gigantic Ceratopsidse or Horned Dinosaurs of North America" : op. cit., 



1891, pp. 193-9, Pis. IV and V, and Figs. 1-17, in text {Triceratops prorsns). 



(9) "Restoration of Triceralops prorstis, Marsh": op. cit., 1891, pp. 248-50, 

 PI. VII (Restoration of the Skeleton of Triceratops prorsus, Marsh). 



(10) "Restoration of btegosaurus ungulatus, Marsh": op. cit., 1891, PI. XI, 

 pp. 385-7. 



(11) "Restorations of Anehisaicrus, Ceratosaurus, and Claosaurus, Marsh": op. 

 cit., 1893, pp. 150-7- (Fig. 1, Anchisaurus coluius; PI. VI, Ceratosaurus 

 nasicornis ; PI. VII, Claosaurus aiinectens.) 



(12) "Restoration of Cainptosaurus dispar. Marsh": op. cit., 1894, pp. 193-5, 

 PL VI. 



(13) " Restorations of some European Dinosaurs, with Suggestions as to their place 

 among the Reptilia," by 0. C. Marsh: op. cit., 1896, pp. 1-9. PI. I, 

 Compsognathus loiigipes, Wagner; PI. II, Scelidosaurus Harrisoni, Owen; 

 PI. Ill, hypsUophodon Foxii ; PI. IV, Igitanodon Bernissartensis, Bouleuger. 



(14) "Classification of Dinosaurs": op. cit, 1896, pp. 38«-400, with twelve 

 restorations of dinosaurs, to scale, in the text, namely: I, dnchiaaurns ; 

 2, Compsognathus ; 3, Ceratosaurus ; 4, Brontosaurus ; 5, Stegosuurns ; 

 Q, Scelidosaurus ; 7, Ti iceratops ; 8, Camptosaurus ; 9, Laosaurus ; 10, 

 Sypsllophodon ; 11, Iguanodon ; 12, Claosaurus. 



