83. Ma, C., Meyers, S.M., and Sageman, B.B., 2017, Theory of chaotic orbital variations confirmed by Cretaceous geological data, Nature 542: 468-472. ResearchGate

82. Mills, J.V., Gomes, M.L., Kristall, B., Sageman, B.B., Jacobson, A.D., and Hurtgen, M.T., 2017, Massive volcanism, evaporite deposition and the chemical evolution of the Early Cretaceous ocean, accepted for publication in Geology 45: 475–478. ResearchGate 

81. Lowery, C.M., Leckie, R.M., and Sageman, B.B., 2017, Micropaleontological evidence for redox changes in the OAE3 interval of the US Western Interior: Global vs. local processes, Cretaceous Research 69: 34-48. ResearchGate

80. Kita, Z.A., Watkins, D.K., and Sageman, B.B., 2017, High-resolution calcareous nannofossil biostratigraphy of the Santonian/Campanian stage boundary, Western Interior Basin, USA, Cretaceous Research 69: 49-55. ResearchGate

79. Rooney, A.D., Selby, D., Lloyd, J.M., Roberts, D.H., Lückge, A., Sageman, B.B., Prouty, N.G., 2016, Tracking millennial-scale Holocene glacial advance and retreat using Osmium isotopes: Insights from the Greenland Ice Sheet, Quaternary Science Reviews 138: 49-61. ResearchGate

78. Holmden, C., Jacobson, A.D., Sageman, B.B. and M.T. Hurtgen, 2016, Response of the Cr isotope proxy to Cretaceous Ocean Anoxic Event 2 in a pelagic carbonate succession from the Western Interior Seaway, Geochimica et Cosmochimica Acta 186: 277–295. ResearchGate

77. Gomes, M.L., Hurtgen, M.T., and Sageman, B.B., 2015, Biogeochemical sulfur cycling during Cretaceous Ocean Anoxic Events: A comparison of OAE1a and OAE2, Paleoceanography. DOI: 10.1002/2015PA002869. ResearchGate

76. Tessin, A. Hendy, I., Sheldon, N., and Sageman, B., 2015, Redox controlled preservation of organic matter during “OAE 3” within the Western Interior Seaway, Paleoceanography. DOI: 10.1002/2014PA002729. ResearchGate

75. Zhou, X., Jenkyns, H.C., Owens, J.D., Junium, C.K., Zheng, X., Sageman, B.B., Hardisty, D.S., Lyons, T.W., Ridgwell, A., and Lu, Z., 2015, Upper ocean oxygenation dynamics from I/Ca ratios during the Cenomanian-Turonian OAE 2, Paleoceanography. DOI: 10.1002/2014PA002741. ResearchGate

74. Du Vivier, A.D.C., Jacobson, A.D., Lehn, G.O., Selby, D., Hurtgen, M.T., and. Sageman, B.B., 2015, Ca isotope stratigraphy across the Cenomanian-Turonian OAE 2: links between volcanism, seawater geochemistry, and the carbonate fractionation factor, Earth. Planet. Sci. Letters 416: 121-131. ResearchGate

73. Laurin, J., S. R. Meyers, D. Uličný, I. Jarvis, and B. B. Sageman, 2015, Axial obliquity control on the greenhouse carbon budget through middle- to high-latitude reservoirs, Paleoceanography, 30, 133–149; doi:10.1002/2014PA002736. ResearchGate

72. Jee, B. D., Gentner, D., Uttal, D. H., Sageman, B., Forbus, K., Manduca, C., Ormand, C. J., Shipley, T., & Tikoff, B., 2014, Drawing on experience: How domain knowledge is reflected in sketches of scientific structures and processes. Research in Science Education. doi: 10.1007/s11165-014-9405-2. ResearchGate

71. Joo, Y.J. and Sageman, B.B., 2014, Cenomanian to Campanian Carbon Isotope Chemostratigraphy from the Western Interior Basin, Journal Sedimentary Research 84: 529-542. doi: ResearchGate

70. Husson, D., Thibault, N., Galbrun, B., Gardin, S., Minoletti, F., Sageman, B., and Huret, E., 2014, Lower Maastrichtian cyclostratigraphy of the Bidart section (Basque country, SW France): a remarkable record of precessional forcing, Palaeogeog., Palaeoclimat., Palaeoecol. 395, 176-197. ResearchGate

69. Ma, C., Meyers, S., Sageman, B., Singer, B., Jicha, B., 2014, Testing the Astronomical Time Scale for Oceanic Anoxic Event 2, and its Extension into Cenomanian Strata of the Western Interior Basin, Geol. Soc. Amer. Bull., v. 126 (7/8), p. 974-989, doi:10.1130/B30922.1. ResearchGate

68. Sageman, B.B., Singer, B.S., Meyers, S.R., Walaszczyk, I., Seiwert, S.E., Condon, D.J., Jicha, B.R., Obradovich, J.D., and Sawyer, D.A., 2014, Integrating 40Ar/39Ar, U-Pb, and astronomical clocks in the Cretaceous Niobrara Formation, Western Interior Basin, USA, Geol. Soc. Amer. Bull., v. 126 (7/8), p. 956–973. doi:10.1130/B30929.1. ResearchGate

67. Du Vivier, A.D.C., Selby, D. Sageman, B.B., Gröcke, D.R., and Voigt, S., 2014, Marine 187Os/188Os isotope stratigraphy reveals the interaction of volcanism and ocean circulation during Oceanic Anoxic Event 2, Earth Planet. Sci. Letters, v. 389, p. 23–33. ResearchGate

66. Sageman B.B., Lyons T.W. and Joo Y.J., 2014, Geochemistry of Fine-Grained, Organic Carbon-Rich Facies. In: Holland H.D. and Turekian K.K., eds., Treatise on Geochemistry, 2nd Edition, v. 9, Elsevier, Oxford, p. 141-179. ResearchGate

65. Pagani, M., Huber, M., and Sageman, B., 2014, Greenhouse Climates, in Holland, H., and Turekian, K., eds., Treatise on Geochemistry, 2nd Edition, v. 6, Elsevier, Oxford, p. 281-304. ReserachGate

64. Barclay, R.S., McElwain, J., Duckett, J., van Es, M., Mostaert, A., Pressel, S., and Sageman, B., 2013, New methods reveal oldest known fossil epiphyllous moss: Bryiidites utahensis gen. et sp. nov. (Bryidae), American Journal of Botany. DOI: 10.3732/ajb.1300209 ResearchGate

63. Jones, C.H., Farmer, G.L., Sageman, B., and Zhong, S., 2012, Erratum: Hydrodynamic mechanism for the Laramide orogeny, v. 8/2, p544-545. DOI: 10.1130/GES00575.1.

62. Chamberlain, C. P., Wan, X., Graham, S.A., Carroll, A.R., Doebbert, A.C., Sageman, B.B, Blisniuk, P., Kent-Corson, M.L., Wang, Z., and Chengshan, W., 2012, Stable isotopic evidence for climate and basin evolution of the Late Cretaceous Songliao basin, China, Palaeogeography, Palaeoclimatology, Palaeoecology, doi:10.1016/j.palaeo.2012.03.020. ResearchGate

61. Meyers, S.R, Sageman, B.B., and Arthur, M.A., 2012, Obliquity forcing of organic matter accumulation during Oceanic Anoxic Event 2, Paleoceanography, 27, PA3212, doi:10.1029/2012PA002286 ResearchGate

60. Meyers, S.R., Siewert, S.E., Singer, B.S., Sageman, B.B., Condon, D.J., Obradovich, J.D., Jicha, B.R. and Sawyer,  D.A., 2012, Intercalibration of Radioisotopic and Astrochronologic Time Scales for the Cenomanian/Turonian Boundary Interval, Western Interior Basin, USA, Geology, v. 40, p. 7-10. ResearchGate

59. Ver Straeten, C.A., Brett, C.E., Sageman, B.B., 2011, Mudrock sequence stratigraphy: A multi-proxy (sedimentological, paleobiological and geochemical) approach, Devonian Appalachian Basin, Palaeogeography, Palaeoclimatology, Palaeoecology, v. 304, p. 54-73. ResearchGate

58. Wagreich, M., Hu, X., Sageman, B., 2011, Causes of oxic–anoxic changes in Cretaceous marine environments and their Implications for Earth systems—An introduction, Sedimentary Geology v. 235, p. 1-4. ResearchGate

57. Locklair, R. E., Sageman, B.B., and Lerman, A., 2011, Marine Carbon Burial Flux and the Carbon Isotope Record of Late Cretaceous (Coniacian-Santonian) Oceanic Anoxic Event III, Sedimentary Geology v. 235, p. 38-49. ResearchGate

56. Jones, C.H., Farmer, G.L., Sageman, B.B., and Zhong, S., 2011, A Hydrodynamic Mechanism for the Laramide Orogeny, Geospheres, v. 7, p. 183-201. ResearchGate

55. Yin, P., Forbus, K.D., Usher, J., Sageman, B., and Jee, B.D., 2010, Sketch Worksheets: A sketch-based educational software system, for Proceedings of the 22nd Annual Conference on Innovative Applications of Artificial Intelligence, AAAI Press. ResearchGate

54. Adams, D., Hurtgen, M., and Sageman, B., 2010, Volcanic triggering of a biogeochemical cascade during Oceanic Anoxic Event 2, Nature Geoscience, v. 3 (3); p. 201-204; doi:10.1038/ngeo743. ResearchGate

53. Barclay, R.S., McElwain, J. C., and Sageman, B.B, 2010, Carbon sequestration activated by a volcanic COpulse during Ocean Anoxic Event 2, Nature Geoscience, v. 3(3); p.205-208; doi:10.1038/ngeo757. ResearchGate

52. Duan, Y., Severmann, S., Anbar, A.D., Lyons, T.W. Gordon, G.W., and Sageman, B.B., 2010, Isotopic evidence for Fe cycling and repartitioning in ancient oxygen-deficient settings: Examples from black shales of the mid-to-late Devonian Appalachian basin, Earth and Planetary Science Letters, v. 290, p. 244-253. ResearchGate

51. Jee, B. D., Uttal, D. H., Gentner, D., Manduca, C., Shipley, T., Sageman, B., Ormand, C. J., & Tikoff, B., 2010, Analogical thinking in geoscience education. Journal of Geoscience Education, v. 58 (1), p. 2-13. ReserachGate

50. Jee, B., Gentner, D., Forbus, K., Sageman, B. and Uttal, D., 2009, Drawing on experience: Use of sketching to evaluate knowledge of spatial scientific concepts. In Proceedings of the 31st Annual Conference of the Cognitive Science Society. Amsterdam, The Netherlands.

49. Gordon, G. W., Lyons, T. W., Arnold G. L., Roe, J., Sageman, B. B., and A. D. Anbar, 2009, When Do Black Shales Tell Molybdenum Isotope Tales? Geology v. 37, p. 535-538. ResearchGate

48. Sageman, B.B., 2009, Ocean Anoxic Events, in Gornitz, V., ed., Encyclopedia of Paleoclimatology and Ancient Environments, Springer, Berlin: p. 626-629. ResearchGate

47. Jee, B. D., Uttal, D. H., Gentner, D., Manduca, C., Shipley, T., Sageman, B., Ormand, C. J., & Tikoff, B., 2008, The Role of Analogy in Learning Spatial Concepts in Geoscience. In C. Sorby, & K. Hungwe (Eds.), Proceedings of the Conference on Research and Training in Spatial Intelligence.

46. Gale, A.S., Voigt, S., Sageman, B.B., and W. J. Kennedy, 2008, Eustatic sea-level record for the Cenomanian (Late K)-Extension to the Western Interior Basin, USA, Geology v. 36, p. 859-862. ResearchGate

45. Meyers, S.R, Sageman, B.B., and Pagani, M., 2008, Resolving Milankovitch: Consideration of signal and noise, American Journal of Science, v. 308, p. 770-786. ResearchGate

44. Locklair, R. E. and Sageman, B.B., 2008, Cyclostratigraphy of the Upper Cretaceous Niobrara Formation, Western Interior, U.S.A.: A Coniaician-Santonian orbital timescale, Earth and Planetary Science Letters, v. 269, p. 540-553. ResearchGate

43. Barclay, R. McElwain, J., Dilcher, D., and Sageman, B., 2007, The cuticle database: Developing an interactive tool for taxonomic and paleoenvironmental study of the fossil cuticle record, Cour. Forsch. Inst. Senckenberg, v. 258, p. 39-55. ResearchGate

42. Meyers, S.R., and Sageman, B.B., 2007, Quantification of deep time orbital forcing by average spectral misfit, American Journal of Science, v. 307, p. 773-792. ResearchGate

41. Laurin, J. and Sageman, B., 2007, Cenomanian–Turonian Coastal Record in SW Utah, U.S.A.: Orbital-Scale Transgressive–Regressive Events During Oceanic Anoxic Event II, Journal of Sedimentary Research, v. 77, p. 731-756. ResearchGate

40. Sageman, B.B., Meyers, S.R., and Arthur, M.A., 2006, Orbital time scale and new C-isotope record for Cenomanian-Turonian boundary stratotype, USA, Geology, v. 34, no. 2, p. 125-128. ResearchGate

39. Laurin, J., Meyers, S.R., Sageman, B.B., and Waltham, D., 2005, Phase-lagged amplitude modulation of hemipelagic cycles: A potential tool for recognition and analysis of sea-level change, Geology, v. .33, p. 569-572. ResearchGate

38. Meyers, S.R., Sageman, B.B., and Lyons, T.W., 2005, Organic carbon burial rate and the molybdenum proxy: Theoretical framework and application to Cenomanian-Turonian oceanic anoxic event 2, Paleoceanography, v. 20, 19 p. ResearchGate

37. Arthur, M.A., and Sageman, B.B., 2005, Sea Level Control on Source Rock Development: Perspectives from the Holocene Black Sea, the  mid-Cretaceous Western Interior Basin of North America, and the Late Devonian Appalachian Basin, In Harris, N.B. (ed.), The Deposition of Organic Carbon-rich Sediments: Models, Mechanisms and Consequences, SEPM Special Publication No. 82, p. 35-59. ResearchGate

36. Meyers, S.R. and Sageman, B.B., 2004, Detection, quantification, and significance of hiatuses in pelagic and hemipelagic strata. Earth & Planetary Science Letters, v. 224, p. 55-72. ResearchGate

35. Sageman, B.B. and Speed, R.C., 2004, Upper Eocene Limestones, Associated Sequence Boundary, and Proposed Eocene Tectonics in Eastern Venezuela, in Claudio Bartolini, Richard T. Buffler, and Jon Blickwede (eds.), The Gulf of Mexico and Caribbean Region: Hydrocarbon Habitats, Basin Formation and Plate Tectonics, American Association Petroleum Geologists CD Project.

34. Sageman, B.B. and Lyons, T.W., 2003, Geochemistry of fine-grained sediments and sedimentary rocks, in MacKenzie, F., ed., vol. 7, Treatise on Geochemistry, Elsevier, NY, p. 115-158. ResearchGate

33. Fisher, C., Sageman, B.B., Asure, S.E., Acker, B., and Mahar, Z., 2003, Planktic formainiferal porosity analysis as a tool for paleoceanographic reconstruction, mid-Cretaceous Western Interior Sea, Palaios, v. 18, p. 34-46. ResearchGate

32. Sageman, B.B., Murphy, A.E., Werne, J.P. , Ver Straeten, C.A., Hollander, D.J., and Lyons, T.W., 2003, A tale of shales: The relative roles of production, decomposition, and dilution in the accumulation of organic-rich strata, Middle-Upper Devonian, Appalachian basin, Chemical Geology, v. 195, 9. 229-273. ResearchGate

31. Werne, J.P., Sageman, B.B., Lyons, T., and Hollander, D.J., 2002, An integrated assessment of a “type euxinic” deposit: Evidence for multiple controls on black shale deposition in the Middle Devonian Oatka Creek Formation, American Journal of Science. v. 302, 110-143. ResearchGate

30. Laurin, J., and Sageman, B.B., 2001, Tectono-sedimentary evolution of the western margin of the Colorado Plateau during the latest Cenomanian and Early Turonian, in Erskine, M.C., Faulds, J.E., Bartley, J.M., and Rowley, P. (eds.), Symposium Volume: Geologic Transition between the Great Basin and the Colorado Plateau (Cedar City, Sept. 2001), Utah Geological Association and the Pacific Section of Amer. Assoc. Petrol. Geologists, p. 57-74. ResearchGate

29. Meyers, S., Sageman, B., and Hinnov, L., 2001, Integrated quantitative stratigraphy of Cenomanian-Turonian Bridge Creek Limestone Member using Evolutive Harmonic Analysis and stratigraphic modeling, Journal of Sedimentary Research, v. 71, p. 628-644. ResearchGate

28. Murphy, A.E., Sageman, B.B., Hollander, D.J., 2001, Eutrophication by decoupling of the marine biogeochemical cycles of C, N, and P:  A mechanism for the Late Devonian mass extinction – Comment-Reply, for Geology, v. 29/2, p. 469-470.

27. Murphy, A.E., Sageman, B.B., Hollander, D.J., 2000, Eutrophication by decoupling of the marine biogeochemical cycles of C, N, and P:  A mechanism for the Late Devonian mass extinction, Geology, v. 28, p. 427-430. ResearchGate

26. Murphy, A.E., Sageman, B.B., Hollander, D.J., Lyons, T.W., and Brett, C.E., 2000, Black shale deposition and faunal overturn in the Devonian Appalachian basin:  Clastic starvation, seasonal water-column mixing, and efficient biolimiting nutrient recycling, Paleoceanography, v. 15, p. 280-291. ResearchGate

25. Murphy, A.E., Sageman, B.B., Hollander, D.J., and Ver Straeten, C.A., 2000, Organic carbon burial and faunal dynamics in the Appalachian basin during the Devonian (Givetian-Famennian) greenhouse: An integrated paleoecological/ biogeochemical approach, In: B. Huber, K. MacLeod, and S. Wing, eds., Warm Climates in Earth History, Cambridge University Press, p. 351-385. ResearchGate

24. Sageman, B.B., and Hollander, D.J., 1999, Integration of paleoecological and geochemical proxies:  a holistic approach to the study of past global change.  In: Johnson, C.J., and Barrera, E., eds., The Evolution of Cretaceous Ocean/Climate Systems. Geological Society of America, Special Paper 332, p. 365-384. ResearchGate

23. Sageman, B.B., Gardner, M.H., Armentrout, J.M., and Murphy, A.E., 1998, Stratigraphic hierarchy of organic carbon-rich siltstones in deep-water facies, Brushy Canyon Formation (Guadalupian), Delaware basin.  Geology, v. 26, p. 451-454. ResearchGate

22. Sageman, B., Rich, J., Savrda, C.E., Bralower, T., Arthur, M.A., Dean, W.E., 1998, Multiple Milankovitch cycles in the Bridge Creek Limestone (Cenomanian-Turonian), Western Interior basin, In:  W.E. Dean and M.A. Arthur, eds., Stratigraphy and Paleoenvironments of the Cretaceous Western Interior Seaway, U.S.A., Society Economic Paleontologists Minerologists, Concepts in Sedimentology and Paleontology No. 6. p. 153-171. ResearchGate

21. Sageman, B.B., Rich, J., Arthur, M.A., and Dean, W.E., and Birchfield, E.G., 1997, Evidence for Milankovitch periodicities in Cenomanian-Turonian lithologic and geochemical cycles, Western Interior U.S,  Journal of Sedimentary Research, v. B67 (1), p. 286-302. ResearchGate

20. Sageman, B.B. and Bina, C., 1997, Diversity and species abundance patterns in Late Cenomanian black shale biofacies: Western Interior, U.S.  Palaios, v. 12, p. 449-466. ResearchGate

19. Sageman, B.B, Kauffman, E.G., Harries, P.J., and Elder, W.P., 1997, Cenomanian-Turonian Bioevents in the Western Interior Basin: Contrasting Scales of Local, Regional and Global events. In: C. Brett and G. Baird (eds.), Paleontological Event Horizons, Columbia University Press, p. 468-495.

18. Sageman, B.B., 1996, Lowstand Tempestites: Depositional model for Cretaceous skeletal limestones, Western Interior, U.S.  Geology, v. 24 (10), p. 888-892. ResearchGate

17. Slingerland, R., Kump, L., Arthur, M., Fawcett, P. Sageman, B., and Barron, E., 1996, Estuarine circulation in the Turonian Western Interior Seaway of North America.  Geological Society of America Bulletin, v. 108, p. 941-952. ResearchGate

16. Dean, W.E., Arthur, M.A., Sageman, B.B., and Lewan, M.D., 1995, Core descriptions and preliminary geochemical data for the Amoco Production Company Rebecca Bounds #1 Well, Greeley County, Kansas.  US Geological Survey Open File Report 95-209, 243 pp.

15. Sageman, B.B. and Arthur, M.A., 1994, Early Turonian paleogeographic/ paleobathymetric map, Western Interior, U.S.  In: M. Caputo and J. Peterson, eds., Mesozoic Systems of the Rocky Mountain Region, U.S., Rocky Mountain Section – Society Economic Paleontologists Mineralogists Special Publication, p. 457-470. ResearchGate

14. Arthur, M.A. and Sageman, B.B., 1994, Marine Black Shales: A Review of Depositional Mechanisms and Environments of Ancient Deposits.  Annual Review Earth & Planetary Science, v. 22: p. 499-552. ResearchGate

13. Elder, W.P., Gustason, E.R., and Sageman, B.B., 1994, Correlation of basinal carbonate cycles to nearshore parasequences in the Late Cretaceous Greenhorn Seaway, Western Interior, U.S.A. Geological Society of America Bulletin, v. 106, p. 892-902. ResearchGate

12. Mieras, B.M., Sageman, B.B. and Kauffman, E.G., 1993, Trace fossil distribution patterns in Cretaceous facies of the Western Interior basin, North America, In: W.G.E. Caldwell and E.G. Kauffman (eds.), Cretaceous Evolution of the Western Interior basin, North America, Geological Association Canada, Special Publication 39, p. 585-620.

11. Kauffman, E.G., Sageman, B.B., Elder, W.P., Kirkland, J.I., and Villamil, T., 1993, Cretaceous molluscan biostratigraphy and biogeography, Western Interior Basin, North America, In: W.G.E. Caldwell and E.G. Kauffman (eds.), Cretaceous Evolution of the Western Interior Basin, North America, Geological Association Canada, Special Publication 39, p. 397-434. ResearchGate

10. Sageman, B.B., Wignall, P.B., and Kauffman, E.G., 1991, Biofacies models for oxygen-deficient facies in epicontinental seas: Tool for paleoenvironmental analysis, In: G. Einsele, A. Seilacher, and W. Ricken (eds.), Cycles and Events in Stratigraphy, Springer Verlag, Berlin, p. 542-564. ResearchGate

9. Kauffman, E.G., Elder, W.P., and Sageman, B.B., 1991, Advances and limits of High-Resolution Event Stratigraphy (HIRES), In: G. Einsele, A. Seilacher, and W. Ricken (eds.), Cycles and Events in Stratigraphy, Springer Verlag, Berlin, p. 795-819.

8. Kauffman, E.G. and Sageman, B.B., 1990, Biological sensing of benthic environments in dark shales and related oxygen-restricted facies, In: R.N. Ginsberg and B. Beaudoin (eds.), Cretaceous Resources, Events and Rhythms: Background and plans for research, Proc. 1st Global Sedimentary Geology Program Mtng., Digne, France) NATO ASI Series C, 304, p. 121-138. ResearchGate

7. Sageman, B.B., 1989, The benthic boundary biofacies model: Hartland Shale Member, Greenhorn Formation (Cenomanian), Western Interior, North America. Palaeogeography, Palaeoclimatology, Palaeoecology, v. 74, p. 87-110. ResearchGate

6. Kauffman, E.G., Sageman, B.B., Elder, W.P., and Gustason, E.R., 1987, High-resolution event stratigraphy, Greenhorn Cyclothem (Cretaceous: Cenomanian-Turonian), Western Interior Basin of Colorado and Utah.  Geological Society of America Field Trip Guidebook, 1987 Rocky Mountain Section, Regional Meeting., Boulder, CO: 198 p.

5. Kauffman, E.G., Elder, W. P. and Sageman, B.B., 1987, The Rock Canyon Anticline, Pueblo, Colorado: A working laboratory for Cretaceous high-resolution event stratigraphy. In: E.G. Kauffman and others (eds.), High-resolution event stratigraphy, Greenhorn cyclothem (Cretaceous: Cenomanian-Turonian), Western Interior basin of Colorado and Utah, Field trip guidebook, Geological Society of America, Rocky Mountain Section, Regional Meeting, May 2-4, 1987, Boulder, Colorado, p. 36-62.

4. Sageman, B.B., 1987, A case study: High-resolution event stratigraphy, The Hartland Shale Member, Greenhorn Formation. In: E.G. Kauffman, B.B. Sageman, W.P. Elder, and E. Gustason (eds.), High-resolution event stratigraphy, Greenhorn cyclothem (Cretaceous: Cenomanian-Turonian), Western Interior basin of Colorado and Utah, Field trip guidebook, Geological Society of America, Rocky Mountain Section, Regional Meeting, May 2-4, 1987, Boulder, Colorado, p. 64-76, 92-97, 101-107, 111-116.

3. Sageman, B.B., 1986, Biofacies of the Cenomanian Lincoln and Hartland Members of the Greenhorn Formation, Rock Canyon Anticline. In: E.G. Kauffman (ed.), Biofacies of the central part of the Western Interior Seaway; A Field Guidebook, North American Paleontological Convention IV, Aug. 12-15, 1986, Boulder, Colorado, p. 80-90.

2. Sageman, B.B., 1985, High-resolution stratigraphy and paleobiology of the Hartland Shale Member: Analysis of an oxygen-deficient epicontinental sea. In: L.M. Pratt, E.G. Kauffman, and F.B. Zelt (eds.), Fine-grained deposits and biofacies of the Cretaceous Western Interior Seaway: Evidence of cyclic sedimentary processes. Society Economic Paleontologists Mineralogists, Field Trip Guidebook No. 4, Midyear Meeting, Aug. 12-14, 1985, Golden, Colorado, p. 110-121. ResearchGate

1. Sageman, B.B. and Johnson, C.C., 1985, Stratigraphy and paleobiology of the Lincoln Limestone Member, Greenhorn Limestone, Rock Canyon Anticline, Colorado. In: Pratt, L.M., Kauffman, E.G. and Zelt, F.B. (eds.), Fine-grained deposits and biofacies of the Cretaceous Western Interior Seaway: Evidence of cyclic sedimentary processes. Society Economic Paleontologists Mineralogists, Field Trip Guidebook No. 4, Midyear Meeting, Aug.12-14, 1985, Golden, Colorado, p. 100-109. ResearchGate

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