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Gerd Geyer publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where Gerd Geyer sits on this spectrum.

38–42 publications: 1 scientists 43–47 publications: 0 scientists 48–52 publications: 3 scientists 53–57 publications: 8 scientists 58–62 publications: 11 scientists 63–67 publications: 16 scientists 68–72 publications: 24 scientists 73–77 publications: 31 scientists 78–82 publications: 49 scientists 83–87 publications: 77 scientists 88–92 publications: 86 scientists 93–97 publications: 88 scientists 98–102 publications: 92 scientists 103–107 publications: 84 scientists 108–112 publications: 102 scientists 113–117 publications: 108 scientists 118–122 publications: 117 scientists 123–127 publications: 126 scientists 128–132 publications: 146 scientists 133–137 publications: 114 scientists 138–142 publications: 102 scientists 143–147 publications: 127 scientists 148–152 publications: 102 scientists 153–157 publications: 112 scientists 158–162 publications: 102 scientists 163–167 publications: 127 scientists 168–172 publications: 121 scientists 173–177 publications: 112 scientists 178–182 publications: 109 scientists 183–187 publications: 98 scientists 188–192 publications: 92 scientists 193–197 publications: 105 scientists 198–202 publications: 77 scientists 203–207 publications: 80 scientists 208–212 publications: 89 scientists 213–217 publications: 70 scientists 218–222 publications: 74 scientists 223–227 publications: 74 scientists 228–232 publications: 70 scientists 233–237 publications: 67 scientists 238–242 publications: 59 scientists 243–247 publications: 67 scientists 248–252 publications: 51 scientists 253–257 publications: 46 scientists 258–262 publications: 41 scientists 263–267 publications: 39 scientists 268–272 publications: 34 scientists 273–277 publications: 39 scientists 278–282 publications: 35 scientists 283–287 publications: 36 scientists 288–292 publications: 35 scientists 293–297 publications: 29 scientists 298–302 publications: 23 scientists 303–307 publications: 39 scientists 308–312 publications: 34 scientists 313–317 publications: 23 scientists 318–322 publications: 18 scientists 323–327 publications: 18 scientists 328–332 publications: 21 scientists 333–337 publications: 20 scientists 338–342 publications: 15 scientists 343–347 publications: 13 scientists 348–352 publications: 24 scientists 353–357 publications: 25 scientists 358–362 publications: 10 scientists 363–367 publications: 20 scientists 368–372 publications: 17 scientists 373–377 publications: 18 scientists 378–382 publications: 15 scientists 383–387 publications: 7 scientists 388–392 publications: 22 scientists 393–397 publications: 9 scientists 398–402 publications: 11 scientists 403–407 publications: 16 scientists 408–412 publications: 4 scientists 413–417 publications: 5 scientists 418–422 publications: 14 scientists 423–427 publications: 8 scientists 428–432 publications: 7 scientists 433–437 publications: 7 scientists 438–442 publications: 10 scientists 443–447 publications: 10 scientists 448–452 publications: 3 scientists 453–457 publications: 9 scientists 458–462 publications: 11 scientists 463–467 publications: 4 scientists 468–472 publications: 6 scientists 473–477 publications: 11 scientists 478–482 publications: 8 scientists 483–487 publications: 2 scientists 488–492 publications: 3 scientists 493–497 publications: 4 scientists 498–502 publications: 4 scientists 503–507 publications: 4 scientists 508–509 publications: 4 scientists 510+ publications: 100 scientists
38 publications 510+

The last bar groups every scientist with 510 publications or more.

Gerd Geyer D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where Gerd Geyer sits on this spectrum.

30 D-Index: 15 scientists 31 D-Index: 42 scientists 32 D-Index: 60 scientists 33 D-Index: 90 scientists 34 D-Index: 103 scientists 35 D-Index: 108 scientists 36 D-Index: 142 scientists 37 D-Index: 147 scientists 38 D-Index: 147 scientists 39 D-Index: 152 scientists 40 D-Index: 143 scientists 41 D-Index: 157 scientists 42 D-Index: 141 scientists 43 D-Index: 151 scientists 44 D-Index: 140 scientists 45 D-Index: 135 scientists 46 D-Index: 121 scientists 47 D-Index: 108 scientists 48 D-Index: 128 scientists 49 D-Index: 111 scientists 50 D-Index: 106 scientists 51 D-Index: 112 scientists 52 D-Index: 102 scientists 53 D-Index: 103 scientists 54 D-Index: 94 scientists 55 D-Index: 61 scientists 56 D-Index: 101 scientists 57 D-Index: 71 scientists 58 D-Index: 65 scientists 59 D-Index: 78 scientists 60 D-Index: 93 scientists 61 D-Index: 56 scientists 62 D-Index: 58 scientists 63 D-Index: 52 scientists 64 D-Index: 63 scientists 65 D-Index: 49 scientists 66 D-Index: 53 scientists 67 D-Index: 57 scientists 68 D-Index: 50 scientists 69 D-Index: 44 scientists 70 D-Index: 44 scientists 71 D-Index: 31 scientists 72 D-Index: 33 scientists 73 D-Index: 33 scientists 74 D-Index: 23 scientists 75 D-Index: 32 scientists 76 D-Index: 24 scientists 77 D-Index: 17 scientists 78 D-Index: 19 scientists 79 D-Index: 9 scientists 80 D-Index: 21 scientists 81 D-Index: 20 scientists 82 D-Index: 17 scientists 83 D-Index: 19 scientists 84 D-Index: 19 scientists 85 D-Index: 14 scientists 86 D-Index: 6 scientists 87 D-Index: 14 scientists 88 D-Index: 17 scientists 89 D-Index: 10 scientists 90 D-Index: 8 scientists 91 D-Index: 8 scientists 92 D-Index: 9 scientists 93 D-Index: 6 scientists 94+ D-Index: 98 scientists
30 D-Index 94+

The last bar groups every scientist with 94 D-Index or more.

Overview

Gerd Geyer is affiliated with the University of Würzburg in Germany and has a research focus within Earth and Planetary Sciences. Their work encompasses a wide range of subfields including Paleontology, Geophysics, Atmospheric Science, Earth-Surface Processes, and Geology.

The scientist's research topics cover diverse areas such as:

  • Paleontology and Stratigraphy of Fossils
  • Geological and Geochemical Analysis
  • Geology and Paleoclimatology Research
  • Geological formations and processes
  • Hydrocarbon exploration and reservoir analysis
  • Geological and Geophysical Studies
  • Paleontology and Evolutionary Biology

Geyer has contributed to numerous publications, with recent papers including:

  • Greater Avalonia-latest Ediacaran-Ordovician "peribaltic" terrane bounded by continental margin prisms ("Ganderia," Harlech Dome, Meguma): Review, tectonic implications, and paleogeography (2021, Earth-Science Reviews)
  • Asynchronous trilobite extinctions at the early to middle Cambrian transition (2020, Geology)
  • Precise early Cambrian U-Pb zircon dates bracket the oldest trilobites and archaeocyaths in Moroccan West Gondwana (2020, Geological Magazine)
  • (Re)proposal of three Cambrian Subsystems and their Geochronology (2020, Episodes)
  • Environmental constraints on the distribution of matground and mixground ecosystems across the Cambrian Series 2-Miaolingian boundary interval in Iran: A case study for the central sector of northern Gondwana (2021, Journal of African Earth Sciences)

The scientist has published in prominent venues such as Geological Magazine, Abstracts with programs - Geological Society of America, Canadian Journal of Earth Sciences, Journal of African Earth Sciences, and Paläontologische Zeitschrift.

Collaborations have frequently involved co-authors including Ed Landing, Stephen R. Westrop, Mark D. Schmitz, Thomas Wotte, and Mehdi Daraei.

Gerd Geyer has authored work published by Wiley, notably the book titled Ellipsocephalid trilobites from Cambrian Series 2 and Stage 4 released in 2022.

Best Publications

  • The quest for internationally recognized divisions of Cambrian time

    Gerd Geyer;John Shergold

  • Duration of the Early Cambrian: U-Pb ages of volcanic ashes from Avalon and Gondwana

    Ed Landing;Samuel A Bowring;Kathleen L Davidek;Stephen R Westrop

  • Cambrian Evolutionary Radiation: Context, correlation, and chronostratigraphy—Overcoming deficiencies of the first appearance datum (FAD) concept

    Ed Landing;Gerd Geyer;Gerd Geyer;Martin D. Brasier;Samuel A. Bowring

  • New high-resolution age data from the Ediacaran-Cambrian boundary indicate rapid, ecologically driven onset of the Cambrian explosion

    Ulf Linnemann;Maria Ovtcharova;Urs Schaltegger;Andreas Gärtner

  • A unified Lower - Middle Cambrian chronostratigraphy for West Gondwana

    Gerd Geyer;Ed Landing

  • Palaeogeographical controls on the Cambrian trilobite immigration and evolutionary patterns reported in the western Gondwana margin

    J. Javier Álvaro;Olaf Elicki;Gerd Geyer;Adrian W.A. Rushton

  • Global standard names for the Lowermost Cambrian Series and Stage

    Ed Landing;Shanchi (彭善池) Peng;Loren E. Babcock;Gerd Geyer

  • Revised Lower to lower Middle Cambrian biostratigraphy of Morocco

    Gerd Geyer

  • The Henson Gletscher Formation, North Greenland, and its bearing on the global Cambrian Series 2-Series 3 boundary

    Gerd Geyer;John S. Peel

  • A comprehensive Cambrian correlation chart

    Gerd Geyer

  • LATEST EARLY CAMBRIAN SMALL SHELLY FOSSILS, TRILOBITES, AND HATCH HILL DYSAEROBIC INTERVAL ON THE QUÉBEC CONTINENTAL SLOPE

    Ed Landing;Gerd Geyer;Kenneth E. Bartowski

  • Intercontinental, trilobite-based correlation of the Moroccan early Middle Cambrian

    Gerd Geyer

  • Challenges in defining the base of Cambrian Series 2 and Stage 3

    Xingliang Zhang;Per Ahlberg;Loren E. Babcock;Duck K. Choi

  • The base of a revised Middle Cambrian: are suitable concepts for a series boundary in reach?

    Gerd Geyer

  • Neltneriidae and Holmiidae (Trilobita) from Morocco and the problem of Early Cambrian intercontinental correlation

    Gerd Geyer;Allison R. Palmer

  • Distinguishing eustatic and epeirogenic controls on Lower–Middle Cambrian boundary successions in West Gondwana (Morocco and Iberia)

    Ed Landing;Gerd Geyer;Wolfram Heldmaier

  • Greater Avalonia—latest Ediacaran–Ordovician “peribaltic” terrane bounded by continental margin prisms (“Gander,” Harlech Dome, Meguma): Review, tectonic implications, and paleogeography

    Ed Landing;J. Duncan Keppie;D. Fraser Keppie;Gerd Geyer

  • MIDDLE CAMBRIAN OF AVALONIAN MASSACHUSETTS: STRATIGRAPHY AND CORRELATION OF THE BRAINTREE TRILOBITES

    Gerd Geyer;Ed Landing

  • The Subcommission on Cambrian Stratigraphy: the status quo

    Unknown

  • Early evolution of colonial animals (Ediacaran Evolutionary Radiation–Cambrian Evolutionary Radiation–Great Ordovician Biodiversification Interval)

    Ed Landing;Jonathan B. Antcliffe;Gerd Geyer;Artem Kouchinsky

  • Facies architecture, depositional environments, and sequence stratigraphy of the Middle Cambrian Fasham and Deh-Sufiyan Formations in the central Alborz, Iran

    Aram Bayet-Goll;Gerd Geyer;Markus Wilmsen;Asadollah Mahboubi

  • The Fish River Subgroup in Namibia: stratigraphy, depositional environments and the Proterozoic-Cambrian boundary problem revisited

    G. Geyer

Frequent Co-Authors

Ed Landing
Ed Landing Columbia University in the City of New York
Ulf Linnemann
Ulf Linnemann Senckenberg Naturmuseum
John S. Peel
John S. Peel Uppsala University
Maria Ovtcharova
Maria Ovtcharova University of Geneva
Loren E. Babcock
Loren E. Babcock The Ohio State University
Mandy Hofmann
Mandy Hofmann Senckenberg Naturmuseum
Alfred Uchman
Alfred Uchman Jagiellonian University
Markus Wilmsen
Markus Wilmsen Senckenberg Museum für Naturkunde Görlitz
Mark D. Schmitz
Mark D. Schmitz Boise State University

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