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Daniel Vachard

Daniel Vachard

Daniel Vachard 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 Daniel Vachard 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.

Daniel Vachard 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 Daniel Vachard 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

Daniel Vachard is affiliated with the University of Lille in France and specializes in Earth and Planetary Sciences, with a significant focus on paleontology. Their research portfolio includes over 80 publications in this domain, with notable contributions to subfields such as Paleontology, Atmospheric Science, Geophysics, Earth-Surface Processes, and Geology.

The scientist's research themes encompass a broad range of topics within Earth sciences. Key areas of work include Paleontology and Stratigraphy of Fossils, Geology and Paleoclimatology Research, Geological and Geochemical Analysis, Geological formations and processes, Geological and Geophysical Studies Worldwide, Evolution and Paleontology Studies, and Geological and Geophysical Studies.

Recent publications demonstrate an emphasis on both paleobiogeographic and stratigraphic studies, primarily related to the Carboniferous period and analogous geologic contexts. Some recent papers include:

  • Lower-middle Viséan transgressive carbonates in Morocco: Palaeobiogeographic insights (2020, Journal of African Earth Sciences)
  • Refined foraminiferal biostratigraphy of upper Wordian, Capitanian, and Wuchiapingian strata in Hambast Valley, Abadeh region (Iran), and paleobiogeographic implications (2020, Geological Journal)
  • Carboniferous smaller Foraminifera: convergences and divergences (2020, Geological Society London Special Publications)
  • The Pennsylvanian System in the Sacramento Mountains, New Mexico, USA (2021, Smithsonian contributions to paleobiology)
  • Contrasting reef patterns during the evolution of the carboniferous azrou-khenifra basin (Moroccan Meseta) (2022, Facies)

Frequent collaboration is a feature of this scientist's work. Regular co-authors include Ismael Coronado, Pedro Cózar, Alain Izart, Ian D. Somerville, and Spencer G. Lucas.

The venues where publications appear most frequently include Facies, Journal of Asian Earth Sciences, Geobios, Carnets de géologie (Notebooks on geology), and Journal of African Earth Sciences. These journals reflect the scientist's focus on integrating paleontological data with geological and stratigraphic frameworks across various geographic regions.

Best Publications

  • Large colonial organisms with coordinated growth in oxygenated environments 2.1 Gyr ago.

    Abderrazak El Albani;Stefan Bengtson;Donald E. Canfield;Andrey Bekker

  • Palaeozoic Foraminifera: Systematics, palaeoecology and responses to global changes

    Daniel Vachard;Lucie Pille;Jérémie Gaillot

  • The Khuff Formation (Middle East) and time-equivalents in Turkey and South China: biostratigraphy from Capitanian to Changhsingian times (Permian), new foraminiferal taxa, and palaeogeographical implications

    Jérémie Gaillot;Daniel Vachard

  • The Permian-Triassic Khuff Formation of central Saudi Arabia

    Denis Vaslet;Yves-Michel Le Nindre;Daniel Vachard;Jean Broutin

  • From rift to drift in South Pamir (Tajikistan): Permian evolution of a Cimmerian terrane

    L. Angiolini;A. Zanchi;S. Zanchetta;A. Nicora

  • Sequence stratigraphy and correlation of late Carboniferous and Permian in the CIS, Europe, Tethyan area, North Africa, Arabia, China, Gondwanaland and the USA

    Alain Izart;Randell Stephenson;Gian Battista Vai;Daniel Vachard

  • Stratigraphy and sequence stratigraphy of the Moscovian in the Donets basin

    A. Izart;C. Briand;D. Vaslet;D. Vachard

  • Palaeozoic Reefs and Bioaccumulations: Climatic and Evolutionary Controls

    José Javier Álvaro;Markus Aretz;Frédéric Boulvain;Axel Munnecke

  • New algae and problematica of algal affinity from the Permian of the Aseelah Unit of the Batain Plain (East Oman)

    D. Vachard;M. Hauser;A. Matter;T. Peters

  • Foraminifers and algae from the Khuff Formation (late Middle Permian-Early Triassic) of central Saudi Arabia

    Daniel Vachard;Jérémie Gaillot;Denis Vaslet;Yves-Michel Le Nindre

  • Foraminifers and conodonts from the late Viséan to early Bashkirian succession in the Saharan Tindouf Basin (southern Morocco): biostratigraphic refinements and implications for correlations in the western Palaeotethys

    P. Cózar;P. Medina-Varea;I. D. Somerville;D. Vachard

  • Late Viséan–Serpukhovian foraminiferans and calcareous algae from the Adarouch region (central Morocco), North Africa

    P. Cózar;D. Vachard;I. D. Somerville;M. Berkhli

  • NEW SEM OBSERVATIONS OF KERIOTHECAL WALLS: IMPLICATIONS FOR THE EVOLUTION OF FUSULINIDA

    Daniel Vachard;Axel Munnecke;Thomas Servais

  • Potential Foraminiferal Markers for the Visean–Serpukhovian and Serpukhovian–Bashkirian Boundaries—a Case-Study from Central Morocco

    Pedro Cózar;Ismail Said;Ian D. Somerville;Daniel Vachard

  • MIDDLE PERMIAN (MIDIAN) FORAMINIFERAL ASSEMBLAGES FROM THE BATAIN PLAIN (EASTERN OMAN): THEIR SIGNIFICANCE TO NEOTETHYAN PALEOGEOGRAPHY

    Daniel Vachard;Marc Hauser;Rossana Martini;Louisette Zaninetti

  • Precise age and biostratigraphic significance of the Kinney Brick Quarry Lagerstätte, Pennsylvanian of New Mexico, USA

    Spencer G. Lucas;Bruce D. Allen;Karl Krainer;James Barrick

  • SMALLER FORAMINIFERS, CHARACTERISTIC ALGAE AND PSEUDO-ALGAE OF THE LATEST CARBONIFEROUS-EARLY PERMIAN RATTENDORF GROUP,CARNIC ALPS (AUSTRIA/ITALY)

    Daniel Vachard;Karl Krainer

  • Discovery of Triassic fossils at Bukit Chuping, in Gunung Sinyum area, and at Kota Jin, Peninsular Malaysia

    Henri Fontaine;Han Peng Khoo;Daniel Vachard

  • Biostratigraphie par fusulines des calcaires carbonifères et permiens de San Salvador Patlanoaya (Puebla, Mexique)

    Daniel Vachard;Antonio Flores de Dios;Blanca Estela Buitrón;Manuel Grajales

  • A DISCUSSION AND PROPOSAL CONCERNING THE USE OF THE TERM CALCISPHERES

    Gerard J. M. Versteegh;Gerard J. M. Versteegh;Thomas Servais;Michael Streng;Axel Munnecke

  • Chronostratigraphic and palaeogeographic significance of an early Cambrian microfauna from the Heraultia Limestone, northern Montagne Noire, France

    Léa Devaere;Sébastien Clausen;Michael Steiner;J. Javier Álvaro

  • Upper Famennian to Visean Foraminifers and some carbonate Microproblematica from South China

    Luc Hance;Hongfei Hou;Daniel Vachard;Francois Xavier Devuyst

Frequent Co-Authors

Karl Krainer
Karl Krainer University of Innsbruck
Ian D. Somerville
Ian D. Somerville University College Dublin
Spencer G. Lucas
Spencer G. Lucas New Mexico Museum of Natural History and Science
Axel Munnecke
Axel Munnecke University of Erlangen-Nuremberg
Lucia Angiolini
Lucia Angiolini University of Milan
Thomas Servais
Thomas Servais University of Lille
Maurice Streel
Maurice Streel University of Liège
Andrea Zanchi
Andrea Zanchi University of Milano-Bicocca
Gérard M. Stampfli
Gérard M. Stampfli University of Lausanne
William A. DiMichele
William A. DiMichele Smithsonian Institution

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