Search Results
Showing 81-100 of about 119 results.
Megaflora of the Hell Creek and lower Fort Union Formations in the western Dakotas: Vegetational response to climate change, the Cretaceous-Tertiary boundary event, and rapid marine transgressionDOI: info:10.1130/0-8137-2361-2.329v. 361Geological Society of America329–391
Johnson, Kirk R. 2002. "Megaflora of the Hell Creek and lower Fort Union Formations in the western Dakotas: Vegetational response to climate change, the Cretaceous-Tertiary boundary event, and rapid marine transgression." In The Hell Creek Formation and the Cretaceous-Tertiary boundary in the northern Great Plains: An Integrated continental record of the end of the Cretaceous ; Special Paper 361. Hartman, Joseph J., Johnson, Kirk R., and Nichols, Douglas J., editors. 329–391. Geological Society of America. 361 https://doi.org/10.1130/0-8137-2361-2.329.
Hell Creek Formation: A 2001 synthesisDOI: info:10.1130/0-8137-2361-2.503v. 361Geological Society of America503–510
Johnson, Kirk R., Nichols, Douglas J., and Hartman, Joseph H. 2002. "Hell Creek Formation: A 2001 synthesis." In The Hell Creek Formation and the Cretaceous-Tertiary boundary in the northern Great Plains: An Integrated continental record of the end of the Cretaceous ; Special Papers 361. Hartman, Joseph J., Johnson, Kirk R., and Nichols, Douglas J., editors. 503–510. Geological Society of America. 361 https://doi.org/10.1130/0-8137-2361-2.503.
Introduction to special issues: Paleontology and stratigraphy of Laramide strata in the Denver BasinDOI: info:10.2113/gsrocky.37.2.103v. 37No. 2103–103
Johnson, Kirk R. and Raynolds, Robert G. 2002. "Introduction to special issues: Paleontology and stratigraphy of Laramide strata in the Denver Basin." Rocky Mountain Geology, 37, (2) 103–103. https://doi.org/10.2113/gsrocky.37.2.103.
A preliminary assessment of insect herbivory across the Cretaceous/Tertiary boundary: extinction and minimal reboundGeological Society of America297–327
Labandeira, Conrad C., Johnson, Kirk R., and Lang, Peter. 2002. "A preliminary assessment of insect herbivory across the Cretaceous/Tertiary boundary: extinction and minimal rebound." In The Hell Creek Formation and the Cretaceous-Tertiary Boundary in the Northern Great Plains-An Integrated Continental Record at the End of the Cretaceous. Hartman, James H., Johnson, Kirk R., and Nichols, DonaldJ, editors. 297–327. Geological Society of America. In Geological Society of America Special Papers, 361.
Impact of the terminal Cretaceous event on plant-insect associationsv. 99National Academy of Sciences (U.S.)2061–2066
Labandeira, Conrad C., Johnson, Kirk R., and Wilf, Peter. 2002. "Impact of the terminal Cretaceous event on plant-insect associations." Proceedings of the National Academy of Sciences of the United States of America, 99 2061–2066.
Lithostratigraphy of the Hell Creek Formation in North DakotaDOI: info:10.1130/0-8137-2361-2.9v. 361Geological Society of America9–34
Murphy, Edward C., Hoganson, John W., and Johnson, Kirk R. 2002. "Lithostratigraphy of the Hell Creek Formation in North Dakota." In The Hell Creek Formation and the Cretaceous-Tertiary boundary in the northern Great Plains: An Integrated continental record of the end of the Cretaceous ; Special Paper 361. Hartman, Joseph H., Johnson, Kirk R., and Nichols, Douglas J., editors. 9–34. Geological Society of America. 361 https://doi.org/10.1130/0-8137-2361-2.9.
Palynology and microstratigraphy of Cretaceous-Tertiary boundary sections in southwestern North DakotaDOI: info:10.1130/0-8137-2361-2.95v. 361Geological Society of America95–143
Nichols, Douglas J. and Johnson, Kirk R. 2002. "Palynology and microstratigraphy of Cretaceous-Tertiary boundary sections in southwestern North Dakota." In The Hell Creek Formation and the Cretaceous-Tertiary boundary in the northern Great Plains: An Integrated continental record of the end of the Cretaceous ; Special Paper 361. Hartman, Joseph H., Johnson, Kirk R., and Nichols, Douglas J., editors. 95–143. Geological Society of America. 361 https://doi.org/10.1130/0-8137-2361-2.95.
Vertebrate biostratigraphy of the Hell Creek Formation in southwestern North Dakota and northwestern South DakotaDOI: info:10.1130/0-8137-2361-2.145v. 361Geological Society of America145–167
Pearson, Dean A., Schaefer, Terry, Johnson, Kirk R., Nichols, Douglas J., and Hunter, John P. 2002. "Vertebrate biostratigraphy of the Hell Creek Formation in southwestern North Dakota and northwestern South Dakota." In The Hell Creek Formation and the Cretaceous-Tertiary boundary in the northern Great Plains: An Integrated continental record of the end of the Cretaceous ; Special Paper 361. Hartman, Joseph H., Johnson, Kirk R., and Nichols, Douglas J., editors. 145–167. Geological Society of America. 361 https://doi.org/10.1130/0-8137-2361-2.145.
Drilling of the Kiowa Core, Elbert County, ColoradoDOI: info:10.2113/gsrocky.37.2.105v. 37No. 2105–109
Raynolds, R. G. and Johnson, Kirk R. 2002. "Drilling of the Kiowa Core, Elbert County, Colorado." Rocky Mountain Geology, 37, (2) 105–109. https://doi.org/10.2113/gsrocky.37.2.105.
In Search of the Cretaceous - Tertiary Boundary In Heilongjiang River Area of Chinav. 5No. 2105–113
Sun, G., Akhmetiev, M., Dong, Z. M., Ashraf, A. R., Sun, Y. W., Bugdaeva, E., Dilcher, D. L., Golovneva, L., Harding, I., Johnson, Kirk R., Kezina, T., Kodrul, T., Lu, J. S., Markevich, V., Nishida, H., Okada, H., Park, S. O., Sun, C. L., Xiong, X. Z., Xing, Y. L., and Zhou, Z. L. 2002. "In Search of the Cretaceous - Tertiary Boundary In Heilongjiang River Area of China." Journal of Geoscience Research NE Asia, 5, (2) 105–113.
Fossil flora and stratigraphy of the Florissant Formation, ColoradoDenver Museum of Nature and Science218
Evanoff, Emmett, Gregory-Wodzicki, Kathryn M., and Johnson, Kirk R., editors. 2001. Fossil flora and stratigraphy of the Florissant Formation, Colorado. Denver, CO: Denver Museum of Nature and Science. In Proceedings of the Denver Museum of Nature and Science, 4, no. 1.
Habitat-related error in estimating temperatures from leaf margins in a humid tropical forestDOI: info:10.2307/2657093v. 88No. 61096–1102
Burnham, Robyn J., Pitman, Nigel C. A., Johnson, Kirk R., and Wilf, Peter. 2001. "Habitat-related error in estimating temperatures from leaf margins in a humid tropical forest." American Journal of Botany, 88, (6) 1096–1102. https://doi.org/10.2307/2657093.
Palynologically calibrated vertebrate record from North Dakota consistent with abrupt dinosaur extinction at the Cretaceous-Tertiary boundaryDOI: info:10.1130/0091-7613(2001)029<0039:PCVRFN>2.0.CO;2v. 29No. 139–42
Pearson, Dean A., Schaefer, Terry, Johnson, Kirk R., and Nichols, Douglas J. 2001. "Palynologically calibrated vertebrate record from North Dakota consistent with abrupt dinosaur extinction at the Cretaceous-Tertiary boundary." Geology, 29, (1) 39–42. https://doi.org/10.1130/0091-7613(2001)029<0039:PCVRFN>2.0.CO;2.
Insect herbivory, plant defense, and early Cenozoic climate changev. 98National Academy of Sciences (U.S.)6221–6226
Wilf, Peter, Labandeira, Conrad C., Johnson, Kirk R., Coley, Phyllis D., and Cutter, A. D. 2001. "Insect herbivory, plant defense, and early Cenozoic climate change." Proceedings of the National Academy of Sciences of the United States of America, 98 6221–6226.
Devastation of Terrestrial Ecosystems at the K-T Boundary in North America: The First Calibrated Record of Plant and Animal Response to the Chixulub ImpactLunar and Planetary Institute85–86
Johnson, Kirk R., Nichols, Donald K., Labandeira, Conrad C., and Pearson, Dean. 2000. "Devastation of Terrestrial Ecosystems at the K-T Boundary in North America: The First Calibrated Record of Plant and Animal Response to the Chixulub Impact." In Catastrophic Events & Mass Extinctions: Impacts and Beyond (Vienna, July 9-12). 85–86. Houston, Texas: Lunar and Planetary Institute. In Lunar and Planetary Institute Contribution, no. 1053.
Timing the radiations of leaf-beetles: Hispines on gingers from Latest Cretaceous to Recentv. 289291–294
Wilf, Peter, Labandeira, Conrad C., Kress, W. John, Staines, Charles L., Windsor, Donald M., Allen, A. L., and Johnson, Kirk R. 2000. "Timing the radiations of leaf-beetles: Hispines on gingers from Latest Cretaceous to Recent." Science, 289 291–294.
Night of the Giant Ammonites Why did ancient, tire-sized shellfish congregate and then perish en masse? A paleontologist and an artist imagine a romantic scenario.v. 108No. 614–17
Johnson, Kirk R. and Troll, Ray. 1999. "Night of the Giant Ammonites Why did ancient, tire-sized shellfish congregate and then perish en masse? A paleontologist and an artist imagine a romantic scenario." Natural History, 108, (6) 14–17.
From fossil plants to scientifically-accurate dioramas: the fabrication of prehistoric ecosystemsv. 3No. 13–6
Leggitt, M. C. and Johnson, Kirk R. 1999. "From fossil plants to scientifically-accurate dioramas: the fabrication of prehistoric ecosystems." Journal of Natural Science Illustration, 3, (1) 3–6.
Paleoecology of a Late Paleocene (Tiffanian) megaflora from the northern Great Divide Basin, WyomingDOI: info:10.2307/3515382v. 12439–448
Gemmill, Chrissen E. C. and Johnson, Kirk R. 1997. "Paleoecology of a Late Paleocene (Tiffanian) megaflora from the northern Great Divide Basin, Wyoming." Palaios, 12 439–448. https://doi.org/10.2307/3515382.
First Record of Cycad Leaves from the Eocene Republic Florav. 25No. 437
Hopkins, Dennis J., Jr. and Johnson, Kirk R. 1997. "First Record of Cycad Leaves from the Eocene Republic Flora." Washington Geology, 25, (4) 37.