LUCAS & SPIELMANN (2007) – Triassic of the American West

Bulletin 40

New Mexico Museum of Natural History & Science

Cover
PDF (936 KB)

Table of Contents
Pages i–ii PDF (76 KB)

Dedication to James F. Jenks
Spencer G. Lucas and Ruby Jenks
Pages 1–2 PDF (1.3 MB)

Overview of field trips: Triassic biostratigraphy of northwestern Nevada (or: “in the footsteps of ‘Si’ Muller”)
Norman J. Silberling
Pages 3–4 PDF (853 KB)

First day: Middle Triassic stratigraphy and ammonite biostratigraphy in western Nevada: Fossil Hill to Favret Canyon
Spencer G. Lucas, Norman J. Silberling, James F. Jenks, Hugo Bucher, Justin A. Spielmann and Larry F. Rinehart
Pages 5–15 PDF (7.4 MB)

Second day: Middle and Upper Triassic stratigraphy and ammonite biostratigraphy: McCoy Mine and South Canyon, Nevada
Spencer G. Lucas, Norman J. Silberling, James F. Jenks, Marco Balini, Hugo Bucher, Justin A. Spielmann and Larry F. Rinehart
Pages 16–22 PDF (5.7 MB)

Third day: Upper Triassic and Lower Jurassic stratigraphy and biostratigraphy in western Nevada
Spencer G. Lucas, Norman J. Silberling, James F. Jenks, Justin A. Spielmann and Larry F. Rinehart
Pages 23–30 PDF (6.5 MB)

References for Nevada road logs
Pages 31–32 PDF (84 KB)

Triassic ammonoids: A photographic journey
James F. Jenks, Justin A. Spielmann and Spencer G. Lucas
Pages 33–80 PDF (30.9 MB)

Smithian (Early Triassic) ammonoid biostratigraphy at Crittenden Springs, Elko County, Nevada and a new ammonoid from the Meekoceras gracilitatis zone
James F. Jenks
Pages 81–90 PDF (10 MB)

Stratigraphy, sedimentology, and sequence stratigraphy of the Lower Triassic Sinbad Formation, San Rafael Swell, Utah
Thomas H. Goodspeed and Spencer G. Lucas
Pages 91–101 PDF (5.2 MB)

Ammonoid biostratigraphy of the Lower Triassic Sinbad Formation, east-central Utah
Spencer G. Lucas, Thomas H. Goodspeed and John W. Estep
Pages 103–108 PDF (6.1 MB)

The type section and age of the Timpoweap Member and stratigraphic nomenclature of the Triassic Moenkopi Group in southwestern Utah
Spencer G. Lucas, Karl Krainer and Andrew R.C. Milner
Pages 109–117 PDF (6.3 MB)

Triassic lithostratigraphy and biostratigraphy north of Currie, Elko County, Nevada
Spencer G. Lucas and Michael J. Orchard
Pages 119–126 PDF (5.3 MB)

The Ladinian-Carnian boundary succession at South Canyon (New Pass Range, central Nevada)
Marco Balini, James F. Jenks, Christopher A. McRoberts and Michael J. Orchard
Pages 127–138 PDF (7.3 MB)

The proposed global stratotype section and point for the base of the Jurassic System in the New York Canyon area, Nevada, USA
Spencer G. Lucas, David G. Taylor, Jean Guex, Lawrence H. Tanner and Karl Krainer
Pages 139–168 PDF (17.7 MB)

First day: Middle and Upper Triassic stratigraphy, sedimentology and paleontology of west-central New Mexico
Spencer G. Lucas, Andrew B. Heckert, Justin A. Spielmann, Lawrence H. Tanner and Adrian P. Hunt
Pages 169–180 PDF (4.9 MB)

Second day: Early and Middle Triassic stratigraphy, paleontology and correlation in northeastern Arizona
Spencer G. Lucas, Andrew B. Heckert, Justin A. Spielmann, Lawrence H. Tanner and Adrian P. Hunt
Pages 181–187 PDF (2.9 MB)

Third day: Triassic stratigraphy and paleontology in northeastern Arizona
Spencer G. Lucas, Andrew B. Heckert, Justin A. Spielmann, Lawrence H. Tanner and Adrian P. Hunt
Pages 189–197 PDF (5.2 MB)

References for New Mexico/Arizona road logs
Pages 199–201 PDF (2.2 MB)

Invertebrate ichnoassemblage from the Triassic Moenkopi Group in north-central Utah
Allan J Lerner, Spencer G. Lucas and Justin A. Spielmann
Pages 203–207 PDF (5.8 MB)

Origin of sandstone casts in the Upper Triassic Zuni Mountains Formation, Chinle Group, Fort Wingate, New Mexico
Lawrence H. Tanner and Spencer G. Lucas
Pages 209–214 PDF (10.8 MB)

Late Triassic tetrapod tracks of western North America
Adrian P. Hunt and Spencer G. Lucas
Pages 215–230 PDF (1.9 MB)

Taxonomy and biostratigraphy of the Late Triassic archosauromorph Trilophosaurus
Justin A. Spielmann, Spencer G. Lucas, Andrew B. Heckert, Larry F. Rinehart and Adrian P. Hunt
Pages 231–240 PDF (5 MB)

A new aetosaur from the Upper Triassic (Adamanian: Carnian) of Arizona
Spencer G. Lucas, Adrian P. Hunt and Justin A. Spielmann
Pages 241–247 PDF (11.3 MB)