The Late Triassic bivalve Monotis in accreted terranes of Alaska /
by N.J. Silberling, J.A. Grant-Mackie, and K.M. Nichols.
- Washington : Denver, CO : U.S. G.P.O. ; For sale by U.S. Geological Survey, Information Services, 1997.
- iii, 21 p., 11 leaves of plates : ill., map ; 29 cm.
- U.S. Geological Survey bulletin ; 2151 .