The middle Triassic marine invertebrate faunas of North America Smith, James Perrin 1864-1931 creator text bibliography dcu Washington Govt. Print. Off. 1914 monographic eng
print
254 p. XCIX pl. on 500, fold. tab. 30 cm. by James Perrin Smith. Issued also as House Doc. 587, 63d Cong., 2d sess. Plates printed on both sides of leaves. Includes index. Bibliography: p. 20-23. Paleontology Triassic Paleontology North America QE75 .P9 no. 83 200 no.83 s I 19.16:83 I 19.16:83 U. S. Geological Survey. Professional paper 83 gs 14000478 U.S. Geol. Survey. Library 770725 20260227111315.0 gs 14000478