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File:Fossil-AvimaiaSchweitzerae-PhotoPartialSkeleton-LineDrawing.png

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Summary

Description
English: Fossil - Avimaia schweitzerae - Photo Partial Skeleton - Interpretive Line Drawing[1][2][3]

https://www.nature.com/articles/s41467-019-09259-x

Photograph and line drawing of the holotype of Avimaia schweitzerae, IVPP V25371. a Photograph of the partial skeleton with feather impressions, and the crushed preserved egg between the pubes; b interpretive line drawing, with white arrows indicating the two fragments extracted for microscopic analysis with a super-imposed CT-scan revealing the egg and underlying elements of the right pelvis in dorsal (synsacrum) and medial (ilium) view. Gray denotes bones (darker gray indicating poor preservation), blue denotes the egg, and dark gray denotes feather impressions. cv caudal vertebra, d digit, dp dorsal process, f fibula, fc fibular crest, fe femur, if ilioischiadic foramen, il ilium, is ischium, l left, mt metatarsal, p pedal phalanx, pu pubis, py pygostyle, r right, ri rib, sy synsacrum, tb tibiotarsus, tm tarsometatarsus, tv thoracic vertebra. Scale bar is 1 cm[1]

References

  1. ↑ a b Bailleul, Alida M. (20 March 2019). "An Early Cretaceous enantiornithine (Aves) preserving an unlaid egg and probable medullary bone". Nature Communications 10. DOI:10.1038/s41467-019-09259-x. Retrieved on 22 March 2019.
  2. ↑ Pickrell, John (20 March 2019). "Unlaid egg discovered in ancient bird fossil". Science. DOI:10.1126/science.aax3954. Retrieved on 22 March 2019.
  3. ↑ Greshko, Michael (20 March 2019). "In a first, fossil bird found with unlaid egg - “I couldn’t even sleep at night,” the lead paleontologist says of her reaction to the discovery.". National Geographic Society. Retrieved on 22 March 2019.
Date
Source https://media.springernature.com/lw900/springer-static/image/art%3A10.1038%2Fs41467-019-09259-x/MediaObjects/41467_2019_9259_Fig1_HTML.png
Author Alida M. Bailleul,[1]

References

  1. ↑ Bailleul, Alida M. (20 March 2019). "An Early Cretaceous enantiornithine (Aves) preserving an unlaid egg and probable medullary bone". Nature Communications 10. DOI:10.1038/s41467-019-09259-x. Retrieved on 22 March 2019.
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Captions

Photograph and line drawing of the holotype (partial skeleton with feather impressions) of Avimaia schweitzerae

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20 March 2019

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current21:49, 29 July 2021Thumbnail for version as of 21:49, 29 July 20211,381 × 1,204 (2.07 MB)RemitamineHigher resolution version
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