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Table of Contents - Special Paper 318

Pliocene Carbonates and Related Facies Flanking the Gulf of California, Baja, California, Mexico

Edited by Jorge Ledesma-Vázquez and Markes E. Johnson

Preface v

1. Pliocene volcanogenic sedimentation along an accommodation zone in northeastern Baja California: The Puertecitos Formation
Arturo Martín-Barajas, Miguel Téllez-Duarte, and Joann M. Stock 1

2. Development and foundering of the Pliocene Santa Ines Archipelago in the Gulf of California: Baja California Sur, Mexico
Maximino E. Simian and Markes E. Johnson 25

3. Holocene sediments and molluscan faunas of Bahía Concepción: A modern analog to Neogene rift basins of the Gulf of California
Keith H. Meldahl, Oscar Gonzalez Yajimovich, Christina D. Empedocles, Christofer S. Gustafson, Manuel Motolinia Hidalgo, and Timothy W. Reardon 39

4. Upper Pliocene stratigraphy and depositional systems: The Peninsula Concepciín basins in Baja California Sur, Mexico
Markes E. Johnson, Jorge Ledesma-Vázquez, Mark A. Mayall, and John Minch 57

5. El Mono chert: A shallow-water chert from the Pliocene Infierno Formation, Baja California Sur, Mexico
Jorge Ledesma-Vázquez, Richard W. Berry, Markes E. Johnson, and Sonia Gutiírrez-Sanchez 73

6. Stratigraphy, sedimentology, and tectonic development of the southeastern Pliocene Loreto Basin, Baja California Sur, Mexico
Rebecca J. Dorsey, K. A. Stone, and Paul J. Umhoefer 83

7. Bryozoan nodules built around andesite clasts from the upper Pliocene of Baja California: Paleoecological implications and closure of the Panama Isthmus
Roger J. Cuffey and Markes E. Johnson 111

8. Origin and significance of rhodolith-rich strata in the Punta El Bajo section, southeastern Pliocene Loreto basin
Rebecca J. Dorsey 119

9. Living rhodolith beds in the Gulf of California and their implications for paleoenvironmental interpretation
Michael S. Foster, Rafael Riosmena-Rodriguez, Diana L. Steller, and Wm. J. Woelkerling 127

10. Miocene-Pleistocene sediments within the San José del Cabo Basin, Baja California Sur, Mexico
Genaro Martínez-Gutiérrez and Parvinder S. Sethi 141

Index 167

Preface		v
1.	Pliocene volcanogenic sedimentation along an accommodation zone in northeastern Baja California: The Puertecitos Formation Arturo Martín-Barajas, Miguel Téllez-Duarte, and Joann M. Stock	1
2.	Development and foundering of the Pliocene Santa Ines Archipelago in the Gulf of California: Baja California Sur, Mexico Maximino E. Simian and Markes E. Johnson	25
3.	Holocene sediments and molluscan faunas of Bahía Concepción: A modern analog to Neogene rift basins of the Gulf of California Keith H. Meldahl, Oscar Gonzalez Yajimovich, Christina D. Empedocles, Christofer S. Gustafson, Manuel Motolinia Hidalgo, and Timothy W. Reardon	39
4.	Upper Pliocene stratigraphy and depositional systems: The Peninsula Concepciín basins in Baja California Sur, Mexico Markes E. Johnson, Jorge Ledesma-Vázquez, Mark A. Mayall, and John Minch	57
5.	El Mono chert: A shallow-water chert from the Pliocene Infierno Formation, Baja California Sur, Mexico Jorge Ledesma-Vázquez, Richard W. Berry, Markes E. Johnson, and Sonia Gutiírrez-Sanchez	73
6.	Stratigraphy, sedimentology, and tectonic development of the southeastern Pliocene Loreto Basin, Baja California Sur, Mexico Rebecca J. Dorsey, K. A. Stone, and Paul J. Umhoefer	83
7.	Bryozoan nodules built around andesite clasts from the upper Pliocene of Baja California: Paleoecological implications and closure of the Panama Isthmus Roger J. Cuffey and Markes E. Johnson	111
8.	Origin and significance of rhodolith-rich strata in the Punta El Bajo section, southeastern Pliocene Loreto basin Rebecca J. Dorsey	119
9.	Living rhodolith beds in the Gulf of California and their implications for paleoenvironmental interpretation Michael S. Foster, Rafael Riosmena-Rodriguez, Diana L. Steller, and Wm. J. Woelkerling	127
10.	Miocene-Pleistocene sediments within the San José del Cabo Basin, Baja California Sur, Mexico Genaro Martínez-Gutiérrez and Parvinder S. Sethi	141
Index		167