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| Anna K. Behrensmeyer - 1992 - 588 páginas
...amphibian with fused vertebrae, from the Upper Pennsylvanian of Ohio. Journal of Paleontology 45:464-69. -. 1972. More vertebrates, including a new microsaur,...Pennsylvanian of central Colorado. Los Angeles County Natural History Museum, Contributions to Science 223 : 1 -30. Veevers, JJ, and C. McA. Powell. 1987.... | |
| Stuart Sumida, Karen L.M Martin - 1997 - 510 páginas
...Formation of central Colorado. Los Angeles County Museum Contributions in Science, 164:1-27. Vaughn, PP 1972. More vertebrates, including a new microsaur,...Pennsylvanian of central Colorado. Los Angeles County Museum Contributions in Science, 223: 1-30. Vjushkov, BP, and PK Chudinov. 1957. (The discovery of... | |
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