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J
James W. Hagadorn
Johns Hopkins University
36
H-index
183
Paper Count
4.5K
Citation Count
0
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Published Papers
17
Publication Date
Publication Date
Impact Factor
Citations
Tracing paleoenvironmental change across the Permian-Triassic transition in Colorado
Gondwana Research
IF
8.6
2025-12-13
0
PRE
AI
Mike J. Zawaski; James W. Hagadorn; Karen R. Whiteley; Mark Longman; Michael Yusas; Bonita L. Lahey; Alexandra A. Phillips; Thomas J. Algeo; Jun Shen; János Haas; Zhanhong Liu; Stephen J. Mojzsis
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A Cnidarian affinity for Salterella and Volborthella: implications for the evolution of shells
JOURNAL OF PALEONTOLOGY
IF
1.6
2025-10-01
0
PRE
AI
Vayda, Prescott J.; Xiao, Shuhai; Keller, Noah D.; Hagen, Amy P. I.; Strauss, Justin V.; Hagadorn, James W.; Lonsdale, Mary C.; Selly, Tara; Schiffbauer, James D.
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Evolutionary escalation in an exceptionally preserved Cambrian biota from the Grand Canyon (Arizona; USA)
Science Advances
IF
12.5
2025-07-23
0
PRE
AI
Giovanni Mussini; James W. Hagadorn; Anne E. Miller; Karl E. Karlstrom; Rhydian Evans; Carol E. Dehler; Salvador Bastien; Nicholas J. Butterfield
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Early Devonian (Pragian) decrease in global generic diversity of stromatoporoids, and their extreme decrease in paleogeographic distribution in North America
PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY
IF
2.7
2025-04-01
0
PRE
AI
Stock, Carl W.; May, Andreas; Ebert, James R.; Scotese, Christopher R.; Hagadorn, James W.
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Revising the late Cambrian time scale and the duration of the SPICE event using a novel Bayesian age modeling approach
GEOLOGICAL SOCIETY OF AMERICA BULLETIN
IF
3.7
2025-02-24
0
PRE
AI
Farrell, T. P.; Cothren, H. R.; Sundberg, F. A.; Schmitz, M. D.; Dehler, C. M.; Landing, E.; Karlstrom, K. E.; Crossey, L. J.; Hagadorn, J. W.
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Paleomapping: Creating testable visual hypotheses of ancient worlds
JOURNAL OF PALAEOGEOGRAPHY-ENGLISH
IF
2
2025-01-01
0
OA
AI
Petermann, Holger; Clement, Annaka M.; Sullivan, Patrick M.; Bonner, Hannah M.; Hagadorn, James W.
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Cambrian rift magmatism recorded in subvolcanic sills of the Ediacaran-Cambrian La Cienega Formation, NW Mexico
APPLIED GEOCHEMISTRY
IF
3.4
2022-08-01
0
PRE
AI
Tapia-Trinidad, Jesus Fernando; Barron-Diaz, Arturo Joaquin; Paz-Moreno, Francisco Abraham; Holm-Denoma, Christopher; Hagadorn, James W.
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The Ediacaran-Cambrian boundary: Evaluating stratigraphic completeness and the Great Unconformity
PRECAMBRIAN RESEARCH
IF
3.2
2020-08-01
37
PRE
AI
Shahkarami, Setareh; Buatois, Luis A.; Mangano, M. Gabriela; Hagadorn, James W.; Almond, John
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Cambrian Sauk transgression in the Grand Canyon region redefined by detrital zircons
NATURE GEOSCIENCE
IF
16.1
2018-05-28
63
PRE
AI
Karlstrom, Karl; Hagadorn, James; Gehrels, George; Matthews, William; Schmitz, Mark; Madronich, Lauren; Mulder, Jacob; Pecha, Mark; Giesler, Dominique; Crossey, Laura
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Earth's air pressure 2.7 billion years ago constrained to less than half of modern levels
NATURE GEOSCIENCE
IF
16.1
2016-05-09
133
PRE
AI
Som, Sanjoy M.; Buick, Roger; Hagadorn, James W.; Blake, Tim S.; Perreault, John M.; Harnmeijer, Jelte P.; Catling, David C.
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Evolution of Neoproterozoic Wonoka-Shuram Anomaly-aged carbonates: Evidence from clumped isotope paleothermometry
PRECAMBRIAN RESEARCH
IF
3.2
2015-07-01
44
OA
AI
Loyd, S. J.; Corsetti, F. A.; Eagle, R. A.; Hagadorn, J. W.; Shen, Y.; Zhang, X.; Bonifacie, M.; Tripati, A. K.
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Commonly Used Porous Building Materials: Geomorphic Pore Structure and Fluid Transport
JOURNAL OF MATERIALS IN CIVIL ENGINEERING
IF
3
2013-12-01
14
PRE
AI
Hu, Liang Bo; Savidge, Cabot; Rizzo, Donna M.; Hayden, Nancy; Hagadorn, James W.; Dewoolkar, Mandar
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Quantitative discrimination between geological materials with variable density contrast by high resolution X-ray computed tomography: An example using amygdule size-distribution in ancient lava flows
COMPUTERS & GEOSCIENCES
IF
4.4
2013-04-01
6
PRE
AI
Som, Sanjoy M.; Hagadorn, James W.; Thelen, Weston A.; Gillespie, Alan R.; Catling, David C.; Buick, Roger
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Local δ34S variability in ∼580 Ma carbonates of northwestern Mexico and the Neoproterozoic marine sulfate reservoir
PRECAMBRIAN RESEARCH
IF
3.2
2013-01-01
38
PRE
AI
Loyd, Sean J.; Marenco, Pedro J.; Hagadorn, James W.; Lyons, Timothy W.; Kaufman, Alan J.; Sour-Tovar, Francisco; Corsetti, Frank A.
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Possible evolution of mobile animals in association with microbial mats
NATURE GEOSCIENCE
IF
16.1
2011-05-15
129
PRE
AI
Gingras, Murray; Hagadorn, James W.; Seilacher, Adolf; Lalonde, Stefan V.; Pecoits, Ernesto; Petrash, Daniel; Konhauser, Kurt O.
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Neoproterozoic diamictite-cap carbonate succession and δ13C chemostratigraphy from eastern Sonora, Mexico
CHEMICAL GEOLOGY
IF
3.6
2007-02-01
17
PRE
AI
Corsetti, Frank A.; Stewart, John H.; Hagadorn, James W.
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Precambrian animal diversity: Putative phosphatized embryos from the Doushantuo formation of China
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA
IF
9.1
2000-04-25
65
OA
AI
Chen, JY; Oliveri, P; Li, CW; Zhou, GQ; Gao, F; Hagadorn, JW; Peterson, KJ; Davidson, EH
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Research Directions
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Co-authors
Cooperation Journals
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Eric H. Davidson
H-index: 110 · Papers: 568
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Timothy W. Lyons
H-index: 104 · Papers: 536
G
George E. Gehrels
H-index: 99 · Papers: 646
T
Thomas J. Algeo
H-index: 90 · Papers: 671
S
Shuhai Xiao
H-index: 86 · Papers: 476
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