Halstead, L. B., Liu, Y.-H., and P'an, K., 1979, Agnathans from the Devonian of China: Nature, v. 282, p. 831-833.
Klapper, G., and Ziegler, W., 1967, Evolutionary development of the Icriodus latericresens group (Conodonta) in the Devonian of Europe and North America: Palaeontographica, Series A, v. 127, p. 68-83.
Strmer, W., and Bergstrm, J., 1978, The arthropod Cheloniellon from the Devonian Hunsrck Shale: Palontologische Zeitschrift, v. 52, p. 57-81.
Swartz, F. M., 1945, Zonal Ostracoda of the Lower Devonian in New York and Pennsylvania (abstract): Geological Society of America Bulletin, v. 56, p. 1204-1205.
Walker, R. G., 1971, Nondeltaic depositional environments in the Catskill clastic wedge (Upper Devonian) of central Pennsylvania: Geological Society of America Bulletin, v. 82, p. 1305-1326.
| Home Page | Browse | Search | Feedback | Links |
| The FAQ | Must-Read Files | Index | Creationism | Evolution | Age of the Earth | Flood Geology | Catastrophism | Debates |