Volume 13 • 1990
newsletter
M.A.P.S. Digest, vol.13 no.1 (January 1990)
Mid-America Palentology Society
1990-01-01 Volume 13 • 1990 • 1–10
M.A.P.S. Digest, vol.13 no.2 (February 1990)
Mid-America Palentology Society
1990-02-01 Volume 13 • 1990 • 1–10
M.A.P.S. Digest, vol.13 no.3 (March 1990)
Mid-America Palentology Society
1990-03-01 Volume 13 • 1990 • 1–10
M.A.P.S. Digest, vol.13 no.4 (April 1990)
Mid-America Palentology Society
1990-04-01 Volume 13 • 1990 • 1–120
M.A.P.S. Digest, vol.13 no.5 (May 1990)
Mid-America Palentology Society
1990-05-01 Volume 13 • 1990 • 1–10
M.A.P.S. Digest, vol.13 no.6 (July 1990)
Mid-America Palentology Society
1990-07-01 Volume 13 • 1990 • 1–24
M.A.P.S. Digest, vol.13 no.7 (October 1990)
Mid-America Palentology Society
1990-10-01 Volume 13 • 1990 • 1–12