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Jingmai K. O’Connor

Jingmai K. O’Connor

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 37 6995 6479 448 442 100 4191

Jingmai K. O’Connor publications per year

The chart shows the history of publications by Jingmai K. O’Connor between 2003 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Jingmai K. O’Connor published across 23 years, from 2003 to 2025, averaging 9 papers a year. Output peaked at 34 publications in 2020. 23 of the 207 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 2003 to 2025. Vertical axis: number of publications, 0 to 34. Peak 34 publications in 2020. 2003: 1 publication 2004: 0 publications 2005: 2 publications 2006: 1 publication 2007: 0 publications 2008: 2 publications 2009: 4 publications 2010: 6 publications 2011: 6 publications 2012: 4 publications 2013: 10 publications 2014: 18 publications 2015: 8 publications 2016: 12 publications 2017: 6 publications 2018: 11 publications 2019: 20 publications 2020: 34 publications 2021: 13 publications 2022: 18 publications 2023: 8 publications 2024: 13 publications 2025: 10 publications
2003 2025

207 publications in total across all disciplines

View publications per year as a table
Jingmai K. O’Connor: publications per year, 2003 to 2025
Year Publications
2003 1
2004 0
2005 2
2006 1
2007 0
2008 2
2009 4
2010 6
2011 6
2012 4
2013 10
2014 18
2015 8
2016 12
2017 6
2018 11
2019 20
2020 34
2021 13
2022 18
2023 8
2024 13
2025 10
Total 207
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Jingmai K. O’Connor 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 Jingmai K. O’Connor sits on this spectrum.

No. of scientists
100 200 300 400 500
Bar chart with 58 bars. Horizontal axis: publications, 38–47 to 603+. Vertical axis: number of scientists, 0 to 557. Most scientists, 557, have 128–137 publications. The last bar groups every scientist with 603 publications or more. The highlighted bar, 98–107 publications, is where this scientist sits. 38–47 publications: 5 scientists 48–57 publications: 33 scientists 58–67 publications: 94 scientists 68–77 publications: 161 scientists 78–87 publications: 278 scientists 88–97 publications: 376 scientists 98–107 publications: 404 scientists 108–117 publications: 484 scientists 118–127 publications: 540 scientists 128–137 publications: 557 scientists 138–147 publications: 491 scientists 148–157 publications: 495 scientists 158–167 publications: 458 scientists 168–177 publications: 490 scientists 178–187 publications: 414 scientists 188–197 publications: 401 scientists 198–207 publications: 333 scientists 208–217 publications: 292 scientists 218–227 publications: 290 scientists 228–237 publications: 262 scientists 238–247 publications: 243 scientists 248–257 publications: 208 scientists 258–267 publications: 185 scientists 268–277 publications: 147 scientists 278–287 publications: 128 scientists 288–297 publications: 119 scientists 298–307 publications: 120 scientists 308–317 publications: 107 scientists 318–327 publications: 93 scientists 328–337 publications: 87 scientists 338–347 publications: 64 scientists 348–357 publications: 87 scientists 358–367 publications: 60 scientists 368–377 publications: 60 scientists 378–387 publications: 34 scientists 388–397 publications: 50 scientists 398–407 publications: 44 scientists 408–417 publications: 31 scientists 418–427 publications: 39 scientists 428–437 publications: 27 scientists 438–447 publications: 36 scientists 448–457 publications: 27 scientists 458–467 publications: 29 scientists 468–477 publications: 30 scientists 478–487 publications: 19 scientists 488–497 publications: 15 scientists 498–507 publications: 18 scientists 508–517 publications: 19 scientists 518–527 publications: 16 scientists 528–537 publications: 10 scientists 538–547 publications: 11 scientists 548–557 publications: 14 scientists 558–567 publications: 11 scientists 568–577 publications: 7 scientists 578–587 publications: 14 scientists 588–597 publications: 5 scientists 598–602 publications: 4 scientists 603+ publications: 100 scientists
38–47 publications 603+

This scientist: 100 publications — 12th percentile

12% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 603 publications or more.

View publications distribution as a table
Number of Earth Science scientists by publication count, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
Publications Scientists This scientist
38–47 5
48–57 33
58–67 94
68–77 161
78–87 278
88–97 376
98–107 404 100
108–117 484
118–127 540
128–137 557
138–147 491
148–157 495
158–167 458
168–177 490
178–187 414
188–197 401
198–207 333
208–217 292
218–227 290
228–237 262
238–247 243
248–257 208
258–267 185
268–277 147
278–287 128
288–297 119
298–307 120
308–317 107
318–327 93
328–337 87
338–347 64
348–357 87
358–367 60
368–377 60
378–387 34
388–397 50
398–407 44
408–417 31
418–427 39
428–437 27
438–447 36
448–457 27
458–467 29
468–477 30
478–487 19
488–497 15
498–507 18
508–517 19
518–527 16
528–537 10
538–547 11
548–557 14
558–567 11
568–577 7
578–587 14
588–597 5
598–602 4
603+ 100
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Jingmai K. O’Connor 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 Jingmai K. O’Connor sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 77 bars. Horizontal axis: D-Index, 30 to 106+. Vertical axis: number of scientists, 0 to 389. Most scientists, 389, have 36 D-Index. The last bar groups every scientist with 106 D-Index or more. The highlighted bar, 37 D-Index, is where this scientist sits. 30 D-Index: 144 scientists 31 D-Index: 215 scientists 32 D-Index: 278 scientists 33 D-Index: 379 scientists 34 D-Index: 366 scientists 35 D-Index: 372 scientists 36 D-Index: 389 scientists 37 D-Index: 366 scientists 38 D-Index: 344 scientists 39 D-Index: 349 scientists 40 D-Index: 296 scientists 41 D-Index: 289 scientists 42 D-Index: 277 scientists 43 D-Index: 279 scientists 44 D-Index: 248 scientists 45 D-Index: 257 scientists 46 D-Index: 212 scientists 47 D-Index: 202 scientists 48 D-Index: 207 scientists 49 D-Index: 204 scientists 50 D-Index: 183 scientists 51 D-Index: 178 scientists 52 D-Index: 182 scientists 53 D-Index: 178 scientists 54 D-Index: 163 scientists 55 D-Index: 117 scientists 56 D-Index: 163 scientists 57 D-Index: 120 scientists 58 D-Index: 113 scientists 59 D-Index: 136 scientists 60 D-Index: 135 scientists 61 D-Index: 96 scientists 62 D-Index: 103 scientists 63 D-Index: 83 scientists 64 D-Index: 103 scientists 65 D-Index: 83 scientists 66 D-Index: 89 scientists 67 D-Index: 92 scientists 68 D-Index: 89 scientists 69 D-Index: 78 scientists 70 D-Index: 75 scientists 71 D-Index: 53 scientists 72 D-Index: 62 scientists 73 D-Index: 54 scientists 74 D-Index: 35 scientists 75 D-Index: 52 scientists 76 D-Index: 50 scientists 77 D-Index: 32 scientists 78 D-Index: 37 scientists 79 D-Index: 20 scientists 80 D-Index: 33 scientists 81 D-Index: 36 scientists 82 D-Index: 34 scientists 83 D-Index: 34 scientists 84 D-Index: 24 scientists 85 D-Index: 19 scientists 86 D-Index: 18 scientists 87 D-Index: 26 scientists 88 D-Index: 30 scientists 89 D-Index: 17 scientists 90 D-Index: 21 scientists 91 D-Index: 19 scientists 92 D-Index: 15 scientists 93 D-Index: 14 scientists 94 D-Index: 20 scientists 95 D-Index: 9 scientists 96 D-Index: 10 scientists 97 D-Index: 15 scientists 98 D-Index: 13 scientists 99 D-Index: 3 scientists 100 D-Index: 13 scientists 101 D-Index: 3 scientists 102 D-Index: 9 scientists 103 D-Index: 4 scientists 104 D-Index: 6 scientists 105 D-Index: 6 scientists 106+ D-Index: 98 scientists
30 D-Index 106+

This scientist: 37 D-Index — 27th percentile

27% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 106 D-Index or more.

View D-Index distribution as a table
Number of Earth Science scientists by D-index, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
D-Index Scientists This scientist
30 144
31 215
32 278
33 379
34 366
35 372
36 389
37 366 37
38 344
39 349
40 296
41 289
42 277
43 279
44 248
45 257
46 212
47 202
48 207
49 204
50 183
51 178
52 182
53 178
54 163
55 117
56 163
57 120
58 113
59 136
60 135
61 96
62 103
63 83
64 103
65 83
66 89
67 92
68 89
69 78
70 75
71 53
72 62
73 54
74 35
75 52
76 50
77 32
78 37
79 20
80 33
81 36
82 34
83 34
84 24
85 19
86 18
87 26
88 30
89 17
90 21
91 19
92 15
93 14
94 20
95 9
96 10
97 15
98 13
99 3
100 13
101 3
102 9
103 4
104 6
105 6
106+ 98
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Overview

Jingmai K. O'Connor is a researcher affiliated with the Chinese Academy of Sciences in China. Their work primarily focuses on Earth and Planetary Sciences with particular expertise in Paleontology. Their research spans various subfields including Paleontology, Nature and Landscape Conservation, Geometry and Topology, Ecology, Evolution, Behavior and Systematics, and Global and Planetary Change.

The scientist's main topics of study include Paleontology and Evolutionary Biology, Evolution and Paleontology Studies, Ichthyology and Marine Biology, Morphological variations and asymmetry, Amphibian and Reptile Biology, Fossil Insects in Amber, and Paleontology and Stratigraphy of Fossils.

Jingmai K. O'Connor has published numerous papers in well-known scientific journals. Recent papers include:

  • The appearance and duration of the Jehol Biota: Constraint from SIMS U-Pb zircon dating for the Huajiying Formation in northern China, 2020, Proceedings of the National Academy of Sciences
  • An Early Cretaceous enantiornithine bird with a pintail, 2021, Current Biology
  • Subaqueous foraging among carnivorous dinosaurs, 2022, Nature
  • Morphology and distribution of scales, dermal ossifications, and other non-feather integumentary structures in non-avialan theropod dinosaurs, 2022, Biological reviews/Biological reviews of the Cambridge Philosophical Society
  • Earliest evidence for fruit consumption and potential seed dispersal by birds, 2022, eLife

Their publications appear frequently in specific academic venues, including:

  • Cretaceous Research
  • Frontiers in Earth Science
  • Current Biology
  • Nature
  • Communications Biology

Collaboration is a notable aspect of their career. Frequent co-authors include Zhonghe Zhou, Xiaoting Zheng, Min Wang, Han Hu, and Yosef Kiat.

Best Publications

  • The Origin and Diversification of Birds

    Stephen L. Brusatte;Jingmai K. O’Connor;Erich D. Jarvis;Erich D. Jarvis

  • A nearly modern amphibious bird from the early cretaceous of northwestern China

    Hai-lu You;Matthew C. Lamanna;Jerald D. Harris;Luis M. Chiappe

  • The completeness of the fossil record of mesozoic birds: implications for early avian evolution.

    Neil Brocklehurst;Paul Upchurch;Philip D. Mannion;Philip D. Mannion;Jingmai O'Connor

  • Phylogenetic support for a specialized clade of Cretaceous enantiornithine birds with information from a new species

    Jingmai K. O'Connor;Jingmai K. O'Connor;Xuri Wang;Luis M. Chiappe;Chunling Gao

  • Mummified precocial bird wings in mid-Cretaceous Burmese amber

    Lida Xing;Ryan C McKellar;Min Wang;Ming Bai

  • The oldest record of ornithuromorpha from the early cretaceous of China

    Min Wang;Xiaoting Zheng;Jingmai K. O’Connor;Graeme T. Lloyd

  • Preservation of ovarian follicles reveals early evolution of avian reproductive behaviour

    Xiaoting Zheng;Xiaoting Zheng;Jingmai(邹晶梅) O'Connor;Fritz Huchzermeyer;Xiaoli Wang

  • The trophic habits of early birds

    Jingmai K. O'Connor;Jingmai K. O'Connor

  • Insight into the early evolution of the avian sternum from juvenile enantiornithines

    Xiaoting Zheng;Xiaoting Zheng;Xiaoli Wang;Jingmai O'Connor;Zhonghe Zhou

  • Anatomy of the Basal Ornithuromorph Bird Archaeorhynchus spathula from the Early Cretaceous of Liaoning, China

    Shuang(周爽) Zhou;Zhonghe(周忠和) Zhou;Jingmai K.(邹晶梅) O'Connor

  • A New Enantiornithine from the Yixian Formation with the First Recognized Avian Enamel Specialization

    Jingmai K.(邹晶梅) O'Connor;Yuguang Zhang;Luis M. Chiappe;Qingjin Meng

  • Additional specimen of Microraptor provides unique evidence of dinosaurs preying on birds

    Jingmai O'Connor;Zhonghe Zhou;Xing Xu

  • A new ornithuromorph (Aves: Ornithothoraces) bird from the Jehol Group indicative of higher-level diversity

    Jingmai K. O'Connor;Ke-Qin Gao;Luis M. Chiappe

  • Molecular evidence of keratin and melanosomes in feathers of the Early Cretaceous bird Eoconfuciusornis

    Yanhong Pan;Wenxia Zheng;Alison E. Moyer;Jingmai K. O’Connor

  • Insights into the evolution of rachis dominated tail feathers from a new basal enantiornithine (Aves: Ornithothoraces)

    Xiaoli Wang;Xiaoli Wang;Jingmai K. O'Connor;Xiaoting Zheng;Xiaoting Zheng;Min Wang

  • A NEW BASAL LINEAGE OF EARLY CRETACEOUS BIRDS FROM CHINA AND ITS IMPLICATIONS ON THE EVOLUTION OF THE AVIAN TAIL

    Chunling Gao;Luis M. Chiappe;Qinjing Meng;Jingmai K. O’Connor;Jingmai K. O’Connor

  • Homology and Potential Cellular and Molecular Mechanisms for the Development of Unique Feather Morphologies in Early Birds

    Jingmai K. O’Connor;Luis M. Chiappe;Cheng-ming Chuong;David J. Bottjer

  • New Species of Enantiornithes (Aves: Ornithothoraces) from the Qiaotou Formation in Northern Hebei, China

    Xuri Wang;Jingmai K. O'connor;Jingmai K. O'connor;Bo Zhao;Luis M. Chiappe

  • A new specimen of the Early Cretaceous bird Hongshanornis longicresta: insights into the aerodynamics and diet of a basal ornithuromorph.

    Luis M. Chiappe;Bo Zhao;Jingmai K. O’Connor;Gao Chunling

  • A new Jurassic scansoriopterygid and the loss of membranous wings in theropod dinosaurs

    Min Wang;Jingmai K. O’Connor;Xing Xu;Zhonghe Zhou

Frequent Co-Authors

Zhonghe Zhou
Zhonghe Zhou Chinese Academy of Sciences
Min Wang
Min Wang Qingdao University
Luis M. Chiappe
Luis M. Chiappe Natural History Museum of Los Angeles County
Xing Xu
Xing Xu Chinese Academy of Sciences
Lida Xing
Lida Xing China University of Geosciences
Alan H. Turner
Alan H. Turner Stony Brook University
Mark A. Norell
Mark A. Norell American Museum of Natural History
Paul Upchurch
Paul Upchurch University College London
Ping Wu
Ping Wu The University of Texas Medical Branch at Galveston
Shuo Wang
Shuo Wang Nankai University

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