Smithsonian miscellaneous collections . ional Museum, Catalogue 17. (Natural size.) Jointed appendage. U. S. National Mu- seum, Catalogue No. 33790. 18. (Natural size.) Telson preserving a central ridge. U. S. National Museum, Catalogue No. 33790. The specimens represented on this plate are from the Algonkian:Greyson shales; Deep Creek Canyon, near Glenwood, and SawmillCanyon, 4 miles ( km.) above Neihart, Cascade County, Montana. This plate was published as plate 25, Bull. Geol. Soc. America,Vol. ID, i8q8, Walcott: Pre-Cambrian Fossilif erous Formations. 156 SMITHSONIAN MISCELLAN
Smithsonian miscellaneous collections . ional Museum, Catalogue 17. (Natural size.) Jointed appendage. U. S. National Mu- seum, Catalogue No. 33790. 18. (Natural size.) Telson preserving a central ridge. U. S. National Museum, Catalogue No. 33790. The specimens represented on this plate are from the Algonkian:Greyson shales; Deep Creek Canyon, near Glenwood, and SawmillCanyon, 4 miles ( km.) above Neihart, Cascade County, Montana. This plate was published as plate 25, Bull. Geol. Soc. America,Vol. ID, i8q8, Walcott: Pre-Cambrian Fossilif erous Formations. 156 SMITHSONIAN MISCELLANEOUS COLLECTIONS . VOL. 64 DESCRIPTION OF PLATE 23 PAGE Gallatinia pertexa Walcott 116 Fig. I. (Natural size.) View of upper surface of type specimen. U. Museum, Catalogue No. (Natural size.) Vertical section through specimen repre-sented by fig. I. The specimen illustrated is from locality 400J: Algonkian: Beltterrane; north of Bartons Bridge on the Gallatin River, Montana. MISCELLANEOUS COLLECTIONS VOL. 64, NO. ^ATINIA PliRTEXA, Walcott SMITHSONIAN MISCELLANEOUS COLLECTIONS VOLUME 64, NUMBER 3 CAMBRIANGEOLOGY AND PALEONTOLOGY III No. TRILOBITES (With Plates 24 to 38) BY CHARLES D. WALCOTT
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Keywords: ., bookcentury1800, bookdecade1860, bookidsmiths, booksubjectscience
