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Volume 121, Number 9-10
September/October 2009

ISSN 0016-7606
EISSN 1943-2674
Late Proterozoic–Paleozoic evolution of the Arctic Alaska–Chukotka terrane based on U-Pb igneous and detrital zircon ages: Implications for Neoproterozoic paleogeographic reconstructions
Jeffrey M. Amato; Jaime Toro; Elizabeth L. Miller; George E. Gehrels; G. Lang Farmer; Eric S. Gottlieb; Alison B. Till
GSA Bulletin September 01, 2009, Vol.121, 1219-1235. doi:https://doi.org/10.1130/B26510.1
U-Pb geochronology of mid-Paleozoic plutonism in western New Zealand: Implications for S-type granite generation and growth of the east Gondwana margin
GSA Bulletin September 01, 2009, Vol.121, 1236-1261. doi:https://doi.org/10.1130/B26272.1
The Kumaun and Garwhal Lesser Himalaya, India: Part 1. Structure and stratigraphy
GSA Bulletin September 01, 2009, Vol.121, 1262-1280. doi:https://doi.org/10.1130/B26344.1
The Kumaun and Garwhal Lesser Himalaya, India: Part 2. Thermal and deformation histories
Julien Célérier; T. Mark Harrison; Olivier Beyssac; Frédéric Herman; William J. Dunlap; A. Alexander G. Webb
GSA Bulletin September 01, 2009, Vol.121, 1281-1297. doi:https://doi.org/10.1130/B26343.1
Tectonomagmatic evolution of Western Amazonia: Geochemical characterization and zircon U-Pb geochronologic constraints from the Peruvian Eastern Cordilleran granitoids
Aleksandar Mišković; Richard A. Spikings; David M. Chew; Jan Košler; Alexey Ulianov; Urs Schaltegger
GSA Bulletin September 01, 2009, Vol.121, 1298-1324. doi:https://doi.org/10.1130/B26488.1
Structural and geochemical characteristics of faulted sediments and inferences on the role of water in deformation, Rio Grande Rift, New Mexico
GSA Bulletin September 01, 2009, Vol.121, 1325-1340. doi:https://doi.org/10.1130/B26164.1
U-Th-Pb geochronology of the Coast Mountains batholith in north-coastal British Columbia: Constraints on age and tectonic evolution
G. Gehrels; M. Rusmore; G. Woodsworth; M. Crawford; C. Andronicos; L. Hollister; J. Patchett; M. Ducea; R. Butler; K. Klepeis; C. Davidson; R. Friedman; J. Haggart; B. Mahoney; W. Crawford; D. Pearson; J. Girardi
GSA Bulletin September 01, 2009, Vol.121, 1341-1361. doi:https://doi.org/10.1130/B26404.1
Magmatic evolution of the eastern Coast Plutonic Complex, Bella Coola region, west-central British Columbia
J. Brian Mahoney; Sarah M. Gordee; James W. Haggart; Richard M. Friedman; Larry J. Diakow; Glenn J. Woodsworth
GSA Bulletin September 01, 2009, Vol.121, 1362-1380. doi:https://doi.org/10.1130/B26325.1
Tectonic development of the southern Chinese Altai Range as determined by structural geology, thermobarometry, 40Ar/39Ar thermochronology, and Th/Pb ion-microprobe monazite geochronology
GSA Bulletin September 01, 2009, Vol.121, 1381-1393. doi:https://doi.org/10.1130/B26385.1
Coarse-grained sediment delivery and distribution in the Holocene Santa Monica Basin, California: Implications for evaluating source-to-sink flux at millennial time scales
GSA Bulletin September 01, 2009, Vol.121, 1394-1408. doi:https://doi.org/10.1130/B26393.1
Possible causes of arc development in the Apennines, central Italy
GSA Bulletin September 01, 2009, Vol.121, 1409-1420. doi:https://doi.org/10.1130/B26335.1
Tectonics of the Mattinata fault, offshore south Gargano (southern Adriatic Sea, Italy): Implications for active deformation and seismotectonics in the foreland of the Southern Apennines
GSA Bulletin September 01, 2009, Vol.121, 1421-1440. doi:https://doi.org/10.1130/B26326.1
Greenhouse crises of the past 300 million years
GSA Bulletin September 01, 2009, Vol.121, 1441-1455. doi:https://doi.org/10.1130/B26341.1
Pressure-temperature-time evolution of high-pressure rocks of the Acatlán Complex (southern Mexico): Implications for the evolution of the Iapetus and Rheic Oceans: Comment
J. Duncan Keppie; R. Damian Nance; J. Brendan Murphy; Brent V. Miller; Jaroslav Dostal; Amabel Ortega-Rivera
GSA Bulletin September 01, 2009, Vol.121, 1456-1459. doi:https://doi.org/10.1130/B26356.1
Pressure-temperature-time evolution of high-pressure rocks of the Acatlán Complex (southern Mexico): Implications for the evolution of the Iapetus and Rheic Oceans: Reply
Ricardo Vega-Granillo; Oscar Talavera-Mendoza; Diana Meza-Figueroa; Joaquin Ruiz; Margarita López-Martínez; George E. Gehrels
GSA Bulletin September 01, 2009, Vol.121, 1460-1464. doi:https://doi.org/10.1130/B26514.1
Origin of the adakite–high-Nb basalt association and its implications for postsubduction magmatism in Baja California, Mexico: Discussion
René C. Maury; Thierry Calmus; Carlos Pallares; Mathieu Benoit; Michel Grégoire; Alfredo Aguillón-Robles; Hervé Bellon; Marcel Bohn
GSA Bulletin September 01, 2009, Vol.121, 1465-1469. doi:https://doi.org/10.1130/B30043.1
Origin of Nb-enriched basalts and adakites in Baja California, Mexico, revisited: Reply
GSA Bulletin September 01, 2009, Vol.121, 1470-1472. doi:https://doi.org/10.1130/B30044.1
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