Sahni, A. 1972. Bulletin of the American Museum of Natural History 147(6)
Sankey, J. T. 1990. San Bernardino Country Museum Assocation Quarterly 37(2)
Sankey, J. T. 1998. Journal of Vertebrate Paleontology 18(3):75A
Sarjeant, W. A. S., and J. A. Wilson. 1988. Texas Journal of Science 40(4)
Saunders, J. J. 1996. in J. Shoshani and P. Tassy pp. 271-279
Savage, D. E. 1941. American Midland Naturalist 25
Savage, D. E. 1951. Bulletin of the Department of Geology of the University of California 28(10)
Savage, D. E. 1955a. University of California Publications in Geological Sciences 31(1)
Savage, D. E. 1955b. University of California Publications in Geological Sciences 31(3)
Savage, D. E., B. T. Waters, and J. H. Hutchison. 1972. In West guidebook
Savage, D. E., and B. T. Waters. 1978. Folia prim 30
Schafer, T. S., and W. W. Dalquest. 1991. Texas Journal of Science 43(1)
Schaff, C. R. 1985. Nat Geographic Society Research Reports 20
Schankler, D. M. 1980. U Michigan Paper Paleo 24
Schankler, D. M. 1981. Nature 293
Scharf, D. W. 1935. Carnegie Institute of Washington Publication 453(7)
Schiebout, J. A. 1974. Bulletin Texas Memorial Museum 24
Schiebout, J. A. 1977. Journal of Paleontology 51(3)
Schiebout, J. A. 1989. Society of Vertebrate Paleontology 49th Ann Meeting Gdbk
Schiebout, J. A. 1995. Journal of Vertebrate Paleontology 15(3):52A
Schiebout, J. A. 1996. Occasional Paper Museum of Natural Science LSU 70:1-9
Schiebout, J. A. 1997a. Texas Journal of Science 49(1):23-32
Schiebout, J. A. 1997b. Paleofaunal survey... on Fort Polk, Louisiana. United States Army Corps of Engineers, Fort Worth District.
Schiebout, J. A., and A. K. Schrodt. 1981. Geological Society of America Bulletin 92
Schiebout, J. A., and S. Y. Ting. 1996. Journal of Vertebrate Paleontology 16(3):63A
Schiebout, J. A., and S. Ting. 1998. Texas Journal of Science 50(3):199-204
Schiebout, J. A., et al. 1987. Journal of Geology 95
Schiebout, J. A., et al. 1988. Journal of Geology 96
Schlaikjer, E. M. 1932. Bulletin Museum of Comparative Zoology 72
Schlaikjer, E. M. 1933. Bulletin Museum of Comparative Zoology 76(1)
Schlaikjer, E. M. 1934a. American Museum Novitates 698
Schlaikjer, E. M. 1934b. Proceedings Bost Society of Natural History 40(3)
Schlaikjer, E. M. 1935b. Bulletin Museum of Comparative Zoology 76(3)
Schlaikjer, E. M. 1935c. Bulletin Museum of Comparative Zoology 76(4)
Schlaikjer, E. M. 1937a. Bulletin Museum of Comparative Zoology 80(4)
Schlaikjer, E. M. 1937b. Bulletin Museum of Comparative Zoology 80(5)
Schoch, R. M. 1981a. In Lucas et al.
Schoch, R. M. 1983a. Journal of Mammalogy 64(1)
Schoch, R. M. 1983b. Postilla 188
Schoch, R. M. 1983c. Postilla 190
Schoch, R. M. 1984a. Postilla 192
Schoch, R. M. 1984b. Postilla 193
Schoch, R. M. 1984c. Postilla 195
Schoch, R. M. 1985. Postilla 196
Schoch, R. M. 1986. Peabody Museum of Natural History Bulletin 42
Schoch, R. M. 1987. Bulletin Zool Nom 44(1)
Schoch, R. M. 1989. in Prothero and Schoch
Schoch, R. M., and S. G. Lucas. 1981a. Journal of Vertebrate Paleontology 1(2)
Schoch, R. M., and S. G. Lucas. 1981b. Journal of Mammalogy 62(4)
Schoch, R. M., and S. G. Lucas. 1981c. Postilla 185
Schoch, R. M., and S. G. Lucas. 1985. Bulletin Geology Inst University Uppsala 11
Schoellhamer, J. E., et al. 1981. United States Geological Survey Professional Paper 420-D
Schultz, C. B. 1942. University Nebraska Stud 41(2)
Schultz, C. B., and C. H. Falkenbach. 1940. Bulletin of the American Museum of Natural History 77(5)
Schultz, C. B., and C. H. Falkenbach. 1941. Bulletin of the American Museum of Natural History 79(1)
Schultz, C. B., and C. H. Falkenbach. 1947. Bulletin of the American Museum of Natural History 88(4)
Schultz, C. B., and C. H. Falkenbach. 1949. Bulletin of the American Museum of Natural History 93(3)
Schultz, C. B., and C. H. Falkenbach. 1950. Bulletin of the American Museum of Natural History 95(3)
Schultz, C. B., and C. H. Falkenbach. 1954. Bulletin of the American Museum of Natural History 105(2)
Schultz, C. B., and C. H. Falkenbach. 1956. Bulletin of the American Museum of Natural History 109(4)
Schultz, C. B., and C. H. Falkenbach. 1968. Bulletin of the American Museum of Natural History 139
Schultz, C. B., and L. D. Martin. 1970a. Bulletin UNSM 9(2)
Schultz, C. B., and L. D. Martin. 1970b. in Dort and Jones
Schultz, C. B., and L. D. Martin. 1972. Bulletin UNSM 9(7)
Schultz, C. B., and T. M. Stout. 1948. Bulletin Geological Society of America 59:553-588
Schultz, C. B., and T. M. Stout. 1955. Bulletin UNSM 4(2)
Schultz, C. B., and L. G. Tanner. 1957. Bulletin University Nebraska State Museum 4(4)
Schultz, C. B., et al. 1967. Bulletin UNSM 6(4)
Schultz, C. B., et al. 1970. Bulletin UNSM 9(1)
Schultz, C. B., et al. 1975. Bulletin UNSM 10(1)
Schultz, C. B., et al. 1978. TNAS 5:59-64
Schultz, G. E. 1965. Paper Michigan Academy Science Arts Letters 50
Schultz, G. E. 1969. Geological Society of America Special Paper 105
Schultz, G. E. 1977. Special Publication Kilgore Research Center 1:105-145
Schultz, G. E. 1986. U Texas Austin BEG Guidebook 22
Schultz, G. E. 1990. in Gustavson - BEG Guidebook
Schultz, J. R. 1936. Carnegie Institute of Washington Publication 473(1)
Schultz, J. R. 1937. Carnegie Institute of Washington Publication 487(3)
Scott, C. S. 1997. Journal of Vertebrate Paleontology 17(3):74A
Scott, E. 1992. San Bernardino Country Museum Assocation Quarterly 39(1)
Scott, E. 1998. Journal of Vertebrate Paleontology 18(3):76A
Scott, W. B. 1898. Proceedings American Philosophical Society 37(157):73-81
Scott, W. B. 1940. TAPS 28(4)
Scott, W. B. 1941. TAPS 28(5)
Scott, W. B. 1945. TAPS 34(3):209-253
Scott, W. B., and G. L. Jepsen. 1936. TAPS 28(1)
Scott, W. E., et al. 1982. Id Bur Min Geology Bulletin 26
Secord, R. 1998. Rocky Mountain Geology 33(1):119-154
Sellards, E. H. 1940a. Bulletin Geological Society of America 51
Sellards, E. H. 1940b. Bulletin Geological Society of America 51
Semken, H. A. Jr. 1966. Contributions from the Museum of Paleontology, University of Michigan 20(6)
Semken, H. A., and C. D. Griggs. 1965. Paper Michigan Academy Science Arts Letters 50
Setoguchi, T. 1975. Annals of Carnegie Museum 45(13)
Setoguchi, T. 1978. Bulletin Carnegie Museum 9
Seymour, K. 1993. In R. A. Martin and A. D. Barnosky
Seymour, K. L. 1999. Journal of Vertebrate Paleontology 19(3):75A
Shaw, C. A., and H. G. McDonald. 1987. Science 236:186-188
Sheldon, M. A. 1997. Geological Society of America Abstracts with Programs 29(6):105
Shoshani, J., and P. Tassy 1996. in J. Shoshani and P. Tassy pp. 335-390
Shotwell, J. A. 1955. Journal of Paleontology 29(1):129-144
Shotwell, J. A. 1956. Bulletin Geological Society of America 67
Shotwell, J. A. 1958a. Ecology 39(2)
Shotwell, J. A. 1958b. Evolution 12
Shotwell, J. A. 1961. Journal of Paleontology 35(1)
Shotwell, J. A. 1963a. Transactions American Philosophical Society 53(1)
Shotwell, J. A. 1963b. Transactions American Philosophical Society 53(1)
Shotwell, J. A. 1967a. Bulletin Museum of Natural History UO 5
Shotwell, J. A. 1967b. Bulletin Museum of Natural History UO 9
Shotwell, J. A. 1968. Bulletin Museum of Natural History UO 14
Shotwell, J. A. 1970. Bulletin Museum of Natural History UO 17
Shotwell, J. A., and D. E. Russell. 1963. Transactions American Philosophical Society 53(1)
Silva-Barcenas, A. 1969. Paleontologia Mexicana 28:1-34
Simmons, N. B. 1986. Bulletin Zool Nom 43(3)
Simmons, N. B. 1987. Journal of Paleontology 61(4)
Simmons, N. B., and D. Miao. 1986. University of Wyoming Contributions in Geology Special Paper 3
Simons, E. L. 1960. Transactions American Philosophical Society 50(6)
Simons, E. L. 1961. Postilla 54:1-20
Simpson, G. G. 1928a. American Museum Novitates 297
Simpson, G. G. 1928b. American Museum Novitates 307
Simpson, G. G. 1929a. Annals of Carnegie Museum 19
Simpson, G. G. 1929b. American Museum Novitates 345
Simpson, G. G. 1929c. American Museum Novitates 387
Simpson, G. G. 1930a. American Museum Novitates 406
Simpson, G. G. 1930b. Bulletin of the American Museum of Natural History 59(3)
Simpson, G. G. 1930c. American Museum Novitates 442
Simpson, G. G. 1931. Bulletin of the American Museum of Natural History 59(6)
Simpson, G. G. 1932. Bulletin Florida State Geology Survey 10
Simpson, G. G. 1932. Proceedings United States National Museum 82(2)
Simpson, G. G. 1935a. American Museum Novitates 795
Simpson, G. G. 1935b. American Museum Novitates 816
Simpson, G. G. 1935c. American Museum Novitates 817
Simpson, G. G. 1935d. Proceedings United States National Museum 83
Simpson, G. G. 1936a. American Museum Novitates 823
Simpson, G. G. 1936a. American Museum Novitates 849
Simpson, G. G. 1936b. American Museum Novitates 873
Simpson, G. G. 1937a. Bulletin United States National Museum 169
Simpson, G. G. 1937b. American Museum Novitates 940
Simpson, G. G. 1937c. American Museum Novitates 954
Simpson, G. G. 1941a. American Museum Novitates 1123
Simpson, G. G. 1941b. American Museum Novitates 1136
Simpson, G. G. 1941c. American Museum Novitates 1149
Simpson, G. G. 1941d. American Museum Novitates 1150
Simpson, G. G. 1941e. American Museum Novitates 1155
Simpson, G. G. 1946. American Museum Novitates 1320
Simpson, G. G. 1948a. American Journal of Science 246:257
Simpson, G. G. 1948b. American Journal of Science 246:363
Simpson, G. G. 1951. Proceedings Academy of Natural Science Philosophical 103
Simpson, G. G. 1954. American Museum Novitates 1654
Simpson, G. G. 1959a. American Museum Novitates 1950
Simpson, G. G. 1959b. American Museum Novitates 1957
Simpson, G. G. 1959c. American Museum Novitates 1966.
Simpson, G. G. 1959d. American Museum Novitates 1993.
Simpson, G. G. 1968. Postilla 115
Simpson, G. G. 1981. in Lucas et al.
Simpson, W. F. 1985. Dakoterra 2(2)
Sinclair, W. J. 1914. Bulletin of the American Museum of Natural History 33(21)
Sinclair, W. J. 1921a. Proceedings American Philosophical Society 60:96
Sinclair, W. J. 1921b. Proceedings American Philosophical Society 60:456
Sinclair, W. J. 1921a. Proceedings American Philosophical Society 60:467-495
Sinclair, W. J. 1922b. Proceedings American Philosophical Society 61:52-64
Sinclair, W. J. 1922c. Proceedings American Philosophical Society 61:65-79
Sinclair, W. J. 1924. Proceedings American Philosophical Society 63
Sinclair, W. J. 1925. Proceedings American Philosophical Society 64
Sinclair, W. J., and G. L .Jepsen. 1927. Proceedings American Philosophical Society 66
Skinner, M. F. 1968. American Museum Novitates 2346
Skinner, M. F., S. M. Skinner, and R. J. Gooris. 1968. Bulletin of the American Museum of Natural History 138(7)
Skinner, M. F., S. M. Skinner, and R. J. Gooris. 1977. Bulletin of the American Museum of Natural History 158(5)
Skinner, M. F., and B. E. Taylor. 1967. American Museum Novitates 2300
Skolnick, R. 1985. Proceedings Nebraska Academy Science 95:54
Skwara, T. 1986. Journal of Vertebrate Paleontology 6(3)
Skwara, T. 1988. Nat History Contributions 9
Skwara, T., and E. G. Walker. 1989. Canadian Journal of Earth Sciences 26
SkwaraWoolf, T. 1981. Canadian Journal of Earth Sciences 18
SkwaraWoolf, T., and J. F. V. Millar. 1981. Canadian Journal of Earth Sciences 18
Slaughter, B. H. 1965. Postilla 93
Slaughter, B. H. 1966. Journal of Paleontology 40(1)
Slaughter, B. H. 1969. Journal of Mammalogy 50(1):102-107
Slaughter, B. H. 1971. Zool Jour Linn Society 50, Supplement 1
Slaughter, B. H. 1978. Journal of Paleontology 52(3)
Slaughter, B. H. 1981. Journal of Vertebrate Paleontology 1(1)
Slaughter, B. H., and J. E. Ubelaker. 1984. Journal of Vertebrate Paleontology 4(2)
Slaughter, B. H., et al. 1962. BEG Reports Invest 48
Sloan, R. E. 1966. Annals of Carnegie Museum 38(14)
Sloan, R. E. 1981. In Lucas et al.
Sloan, R. E., and L. S. Russell. 1974. Royal Ontario Museum Life Science Series 95
Sloan, R. E., and L. Van Valen. 1965. Science 143
Sloan, R. E., et al. 1986. Science 232
Smiley, C. J. 1963. University of California Publications in Geological Sciences 35(3)
Smith, K. S., R. L. Cifelli, and N. J. Czaplewski. 1999. Utah Geological Survey Miscellaneous Publication 99-1:537-543
Smith, L. N., and S. G. Lucas. 1991. Bulletin NM Bur Min Min Research 126
Soister, P. E. 1968. United States Geological Survey Professional Paper 594-A
Spell, T. L., I. McDougall, and A. P. Doulgeris. 1996. Geological Society of America Bulletin 108(12):1549-1566
Spittler, T. E., and M. A. Arthur. 1982. in Ingersoll and Woodburne
Spivak, D. N. 1997. Journal of Vertebrate Paleontology 17(3):78A
Squires, R. L., and D. M. Advocate. 1982. in Ingersoll and Woodburne
Stalker, A. M., and C. S. Churcher. 1972. 24th IGC Sect 12
Standhardt, B. R. 1994. MS for guidebook, full reference unclear
Starrett, A. 1956. JP 30
Stearns, C. E. 1943. Journal of Geology 51
Stenzel, H. B., et al. 1944. Bulletin American Association Petr Geology 28(7)
Stephens, J. J. 1959. Paper Michigan Academy Science Arts Letters 44
Stephens, J. J. 1960. Bulletin Geological Society of America 71
Stepleton, E., and R. Hunt, Jr. 1994. Society of Vertebrate Paleontology Field Guide
Stevens, J.B., et al. 1984. Bulletin Texas Mem Museum 32
Stevens, K. K. 1995. Geological Society of America Abstracts with Programs 27(3):88
Stevens, K. K. 1996. Geological Society of America Abstracts with Programs 28(4):39
Stevens, M. S. 1966. Pearce-Sellards Series 4
Stevens, M. S. 1970. American Museum Novitates 2425
Stevens, M. S. 1977. Pearce-Sellards Series 28
Stevens, M. S. 1991. Journal of Vertebrate Paleontology 11(1)
Stevens, M. S., and J. B. Stevens. 1989. Society of Vertebrate Paleontology Guidebook
Stevens, M. S., et al. 1969. Pearce-Sellards Series 15
Stirton, R. A. 1929. Bulletin of the Department of Geology of the University of California 18(11)
Stirton, R. A. 1930. Bulletin of the Department of Geology of the University of California 19(8)
Stirton, R. A. 1932. Bulletin of the Department of Geology of the University of California 21(6)
Stirton, R. A. 1933. American Journal of Science 226
Stirton, R. A. 1935. Bulletin of the Department of Geology of the University of California 23(13)
Stirton, R. A. 1936. Journal of Paleontology 10(7)
Stirton, R. A. 1938. Journal of Mammalogy 19:366-370
Stirton, R. A. 1939. Bulletin of the Department of Geology of the University of California 24(13)
Stirton, R. A. 1940. Proceedings Sixth Pacific Science Cong 2
Stirton, R. A. 1940. University of California Publications in Geological Sciences 25(4)
Stirton, R. A. 1944. American Journal of Science 242(12)
Stirton, R. A. 1955. Journal of Paleontology 29(5):886-902
Stirton, R. A., and H. F. Goeriz. 1942. Bulletin of the Department of Geology of the University of California 26(5)
Stirton, R. A., and P. O. McGrew. 1935. American Journal of Science 229
Stirton, R. A., and J. M. Rensberger. 1964. Bulletin South California Academy Science 63(2)
Stirton, R. A., and V. L. VanderHoof. 1933. Bulletin of the Department of Geology of the University of California 23(4)
Stock, C. 1914. Bulletin of the Department of Geology of the University of California 8(18)
Stock, C. 1920. Bulletin of the Department of Geology of the University of California 12(4)
Stock, C. 1921. Bulletin of the Department of Geology of the University of California 13(3)
Stock, C. 1926. Bulletin of the Department of Geology of the University of California 16(3)
Stock, C. 1928a. Carnegie Institute of Washington Publication 393(4)
Stock, C. 1928b. Carnegie Institute of Washington Publication 393(5)
Stock, C. 1928c. Carnegie Institute of Washington Publication 393(6)
Stock, C. 1930a. Carnegie Institute of Washington Publication 404(3)
Stock, C. 1930b. Carnegie Institute of Washington Publication 404(4)
Stock, C. 1932a. Carnegie Institute of Washington Publication 418(4)
Stock, C. 1932b. Proceedings Nat Academy Science 18(7)
Stock, C. 1932c. Journal of Mammalogy 13(3)
Stock, C. 1933d. Carnegie Institute of Washington Publication 440(3)
Stock, C. 1933a. Proceedings Nat Academy Science 19(4)
Stock, C. 1933b. Proceedings Nat Academy Science 19(5)
Stock, C. 1933c. Proceedings Nat Academy Science 19(8)
Stock, C. 1933d. Carnegie Institute of Washington Publication 440(3)
Stock, C. 1933e. Carnegie Institute of Washington Publication 440(4)
Stock, C. 1933f. Proceedings Nat Academy Science 19(11)
Stock, C. 1934a. Proceedings Nat Academy Science 20(3)
Stock, C. 1934b. Proceedings Nat Academy Science 20(6)
Stock, C. 1934c. Proceedings Nat Academy Science 20(7)
Stock, C. 1934d. Proceedings Nat Academy Science 20(9)
Stock, C. 1934e. Proceedings Nat Academy Science 20(12)
Stock, C. 1934f. Bulletin Geological Society of America 45
Stock, C. 1935a. Bulletin Geological Society of America 46
Stock, C. 1935b. Proceedings Nat Academy Science 21(2)
Stock, C. 1935c. Proceedings Nat Academy Science 21(4)
Stock, C. 1935d. Proceedings Nat Academy Science 21(7)
Stock, C. 1935e. Carnegie Institute of Washington Publication 453(8)
Stock, C. 1935f. Bulletin American Association Petr Geology 19(7)
Stock, C. 1936a. Proceedings Nat Academy Science 22(2)
Stock, C. 1936b. Proceedings Nat Academy Science 22(3)
Stock, C. 1936c. Proceedings Nat Academy Science 22(5)
Stock, C. 1936d. Carnegie Institute of Washington Publication 473(3)
Stock, C. 1936e. Proceedings Nat Academy Science 22(11)
Stock, C. 1937a. Proceedings Nat Academy Science 23(2)
Stock, C. 1937b. Proceedings Nat Academy Science 23(7)
Stock, C. 1938a. Proceedings Nat Academy Science 24(7)
Stock, C. 1938b. Proceedings Nat Academy Science 24(11)
Stock, C. 1939a. Proceedings Nat Academy Science 25(6)
Stock, C. 1948a. Bulletin South California Academy Science 46(2)
Stock, C. 1948b. Bulletin Geological Society of America 59
Stock, C. 1949. Carnegie Institute of Washington Publication 584
Stock, C. 1950. Bulletin South California Academy Science 49(1)
Stock, C. 1951. American Journal of Science 249
Stock, C., and F. D. Bode. 1935. Proceedings Nat Academy Science 21(9)
Stock, C., and E. L. Furlong. 1922. Bulletin of the Department of Geology of the University of California 13(8)
Stock, C., and E. L. Furlong. 1926. Bulletin of the Department of Geology of the University of California 16(2)
Stock, C., and E. R. Hall. 1933. Journal of Mammalogy 14(1)
Storch, G., and M. Rummel. 1999. Palaeontologische Zeitschrift 73(1/2):179-185
Storer, J. E. 1969. Canadian Journal of Earth Sciences 6:791-794
Storer, J. E. 1970a. Canadian Journal of Earth Sciences 7:1125-1129
Storer, J. E. 1970b. Ph. D. thesis University Toronto
Storer, J. E. 1973. Canadian Journal of Earth Sciences 10:72-83
Storer, J. E. 1975a. Canadian Journal of Earth Sciences 12:520-522
Storer, J. E. 1975b. Royal Ontario Museum Life Science Series 103
Storer, J. E. 1978. Canadian Journal of Earth Sciences 15
Storer, J. E. 1978. Nat History Contributions 1
Storer, J. E. 1981a. Nat History Contributions 3
Storer, J. E. 1981b. Nat History Contributions 4
Storer, J. E. 1983. Canadian Journal of Earth Sciences 20
Storer, J. E. 1984. Canadian Journal of Earth Sciences 21
Storer, J. E. 1984. Nat History Contributions 7
Storer, J. E. 1987. Dakoterra 3
Storer, J. E. 1988. Journal of Vertebrate Paleontology 8(1)
Storer, J. E. 1989. Natural History Museum of Los Angeles County Science Series 33
Storer, J. E. 1990. Canadian Journal of Earth Sciences 27
Storer, J. E. 1991. Journal of Vertebrate Paleontology 11(3)
Storer, J. E. 1992. Journal of Vertebrate Paleontology 12(2)
Storer, J. E. 1993. Canadian Journal of Earth Sciences 30
Storer, J. E. 1993. Modern Geology 18
Storer, J. E. 1993. Three Hundred Prairie Years
Storer, J. E. 1994. Canadian Journal of Earth Sciences 31
Storer, J. E. 1995a. pp. 555-567 in Vertebrate Fossils and the Evolution of Scientific Concepts
Storer, J. E. 1995b. pp. 595-615 in Vertebrate Fossils and the Evolution of Scientific Concepts
Storer, J. E. 1996. pp. 240-261 in Prothero and Emry
Storer, J. E., and H. N. Bryant. 1993. Journal of Paleontology 67(4)
Storer, J. E., and H. N. Bryant. 1997. Canadian Paleontology Conference Field Trip Guidebook 6:112-122
Stovall, J. W. 1948. American Journal of Science 246
Stovall, J. W., and C. W. Hibbard. 1948. Journal of Mammalogy 29(4)
Stovall, J. W., and C. S. Johnston. 1934a. American Midland Naturalist 15:92-93
Stovall, J. W., and C. S. Johnston. 1934b. American Midland Naturalist 15:622-624
Stovall, J. W., and W. N. McAnulty. 1950. American Midland Naturalist 44(1)
Strain, W. S. 1966. Bulletin Texas Mem Museum 10:1-55
Strait, S. G. 1999. Journal of Vertebrate Paleontology 19(3):79A
Stucky, R. K. 1984a. Annals of Carnegie Museum 53(9)
Stucky, R. K. 1984b. Annals of Carnegie Museum 53(10)
Stucky, R. K. 1984c. Annals of Carnegie Museum 53(12)
Stucky, R. K. 1985. Journal of Vertebrate Paleontology 5(3)
Stucky, R. K., and L. Krishtalka. 1982. Annals of Carnegie Museum 51(3)
Stucky, R. K., and L. Krishtalka. 1983. Annals of Carnegie Museum 52(17)
Stucky, R. K., and L. Krishtalka. 1990. Annals of Carnegie Museum 59(2)
Stucky, R. K., L. Krishtalka, and A. D. Redline. 1990. Geological Society of America Special Paper 243
Stucky, R. K., and M. C. McKenna. 1993. in The Fossil Record 2 (NO COPY)
Stucky, R. K, D. R. Prothero, W. G. Lohr, and J. R. Snyder. 1996. in Prothero and Emry (duplicate)
Sullivan, R. M., and S. G. Lucas. 1988. Journal of Paleontology 62(4)
Sutton, J. F. 1972. Occasional Paper Museum Texas Technical University 4
Sutton, J. F., and C. C. Black. 1975. Annals of Carnegie Museum 45(16) duplicate
Sutton, J. F., and W. W. Korth. 1995. Annals of Carnegie Museum 64(4)
Swinehart, J. B., and R. F. Diffendal, Jr. 1987. in Biggs
Swinehart, J. B., and D. B. Loope. 1987. in Biggs
Swisher, C. C., III. 1982. M. S. thesis
Swisher, C. C. III, and D. R. Prothero. 1990. Science 249
Swisher, C. C., III, et al. 1993. Canadian Journal of Earth Sciences 30
Szalay, F. S. 1969a. Bulletin of the American Museum of Natural History 140(4)
Szalay, F. S. 1969b. American Museum Novitates 2361
Szalay, F. S. 1969c. American Museum Novitates 2363
Szalay, F. S. 1973. Folia prim 19
Szalay, F. S. 1974. Folia prim 22
Szalay, F. S. 1976. Bulletin of the American Museum of Natural History 156(3)
Szalay, F. S. 1982. Folia prim 37
Szalay, F. S., and J. A. Wilson. 1976. Folia prim 25