part ii. Powrie.

(11) 'The Old Red Sandstone,' 'The Testimony of the Rocks,' and 'Footprints of the Creator.' Hugh Miller. (12) "Report on the 4th Geological District"--'Geology of New York,' vol. iv. James Hall. (13) 'Geology of Canada,' 1863. Sir W. E. Logan. (14) 'Acadian Geology.' Dawson. (15) 'Manual of Geology.' Dana. (16) 'Geological Survey of Ohio,' vol. i. (17) 'Geological Survey of Illinois,' vol. i. (18) 'Palæozoic Fossils of Cornwall, Devon, and West Somerset.' Phillips. (19) 'Recherches sur les Poissons Fossiles.' Agassiz. (20) 'Poissous de l'Old Red.' Agassiz. (21) "On the Classification of Devonian Fishes"--' Mem. Geol. Survey of Great Britain,' Decade X. Huxley. (22) 'Monograph of the Fishes of the Old Red Sandstone of Britain' (Palæontographical Society). Powrie and Lankester. (23) 'Fishes of the Devonian System, Palæontology of Ohio.' Newberry. (24) 'Monograph of British Trilobites' (Palæontographical Society); Salter. (25) 'Monograph of British Merostomata' (Palæontographical Society). Henry Woodward. (26) 'Monograph of British Brachiopoda' (Palæontographical Society). Davidson. (27) 'Monograph of British Fossil Corals' (Palæontographical Society). Milne-Edwards and Haime. (28) 'Polypiers Foss. des Terrains Paléozoiques.' Milne-Edwards and Jules Haime. (29) "Devonian Fossils of Canada West"--'Canadian Journal,' new ser., vols. iv.-vi. Billings. (30) 'Palæontology of New York,' vol. iv. James Hall. (31) 'Thirteenth, Fifteenth, and Twenty-third Annual Reports on the State Cabinet.' James Hall. (32) 'Palæozoic Fossils of Canada,' vol. ii. Billings. (33) 'Reports on the Palæontology of the Province of Ontario for 1874 and 1875.' Nicholson. (34) "The Fossil Plants of the Devonian and Upper Silurian Formations of Canada"--'Geol. Survey of Canada.' Dawson. (35) 'Petrefacta Germaniæ.' Goldfuss. (36) 'Versteinerungen der Grauwacken-formation.' &c. Geinitz. (37) 'Beitrag zur Palæontologie des Thüringer-Waldes.' Richter and Unger. (38) 'Ueber die Placodermen der Devonischen System.' Pander. (39) 'Die Gattungen der Fossilen Pflanzen.' Goeppert. (40) 'Genera et Species Plantarum Fossilium.' Unger.