Retraction Note: Hummingbird-sized dinosaur from the Cretaceous period of Myanmar

Author notes

These authors contributed equally: Lida Xing, Jingmai K. O'Connor, Lars Schmitz, Gang Li

Affiliations

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1. State Key Laboratory of Biogeology and Environmental Geology, China University of Geosciences, Beijing, China

   Lida Xing

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2. School of the Earth Sciences and Resources, China University of Geosciences, Beijing, China

   Lida Xing

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3. Key Laboratory of Vertebrate Evolution and Human Origins of the Chinese Academy of Sciences, Institute of Vertebrate Paleontology and Paleoanthropology, Beijing, China

   Jingmai K. O'Connor

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4. Center for Excellence in Life and Paleoenvironment, Chinese Academy of Sciences, Beijing, China

   Jingmai K. O'Connor

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5. Dinosaur Institute, Natural History Museum of Los Angeles County, Los Angeles, CA, USA

   Lars Schmitz & Luis M. Chiappe

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6. W. M. Keck Science Department, Claremont McKenna, Scripps and Pitzer Colleges, Claremont, CA, USA

   Lars Schmitz

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7. Royal Saskatchewan Museum, Regina, Saskatchewan, Canada

   Ryan C. McKellar

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8. Biology Department, University of Regina, Regina, Saskatchewan, Canada

   Ryan C. McKellar

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9. Beijing Advanced Sciences and Innovation Center, Chinese Academy of Sciences, Beijing, China

   Qiru Yi & Gang Li

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10. Institute of High Energy Physics, Chinese Academy of Sciences, Beijing, China

    Gang Li

Corresponding author

Correspondence to Jingmai K. O'Connor.