https://www.patreon.com/YDAW -- Tsintaosaurus' crest isn't the out-thrust rod we thought it was--but why do many depictions also have that pair of inflated orbs at its base?
Merch:
https://ydawtheshop.etsy.com
https://yourdinosaursarewrong.com/
Other:
Bluesky: https://bsky.app/profile/ydawtheshow.bsky.social
Instagram: https://www.instagram.com/yourdinosaursarewrong/ …
-
Contents:
0:00 We have a Patreon
0:44 Hadrosaur headgear
1:21 Alphabetizing logograms
2:42 Hadrosaurine hadrosaurids
3:17 Exaptatation of head weaponry
5:39 Blowing (up) its nose
7:08 Patient Zero?
10:33 For once it's not a chimera
11:40 Premaxillae to the max
13:11 Deflation
14:43 Conclusion
-
Sources:
Prieto-Márquez, A., & Wagner, J. R. (2013).
The ‘Unicorn’ Dinosaur That Wasn’t: A New Reconstruction of the Crest of Tsintaosaurus and the Early Evolution of the Lambeosaurine Crest and Rostrum.
PLOS ONE, 8(11), e82268.
https://doi.org/10.1371%2Fjournal.pone.0082268
(OA)
Young, C.-C. (1958).
The dinosaurian remains of Laiyang, Shantung.
Palaeontologia Sinica, New Series C. 42 (16). Whole Number: 1–138.
Prieto-Márquez, A. (2010).
Global phylogeny of Hadrosauridae (Dinosauria: Ornithopoda) using parsimony and Bayesian methods.
Zoological Journal of the Linnean Society, 159(2), 435–502.
https://doi.org/10.1111/j.1096-3642.2009.00617.x
(OA)
Gould, S. J. (1974).
The origin and function of 'bizarre' structures: antler size and skull size in the 'Irish Elk,' Megaloceros giganteus.
Evolution, 191-220.
(on JSTOR)
Klinkhamer, A. J., Woodley, N., Neenan, J. M., Parr, W. C. H., Clausen, P., Sánchez-Villagra, M. R., Sansalone, G., Lister, A. M., Wroe, S. (2019).
Head to head: the case for fighting behaviour in Megaloceros giganteus using finite-element analysis.
Proceedings of the Royal Society B, 286(1912).
https://doi.org/10.1098/rspb.2019.1873
(OA)
Molnar, R. E. (1977).
Analogies in the evolution of display structures in ornithopods and ungulates.
Evolutionary Theory, 3, 165.
Hopson, J. A. (1975).
The evolution of cranial display structures in hadrosaurian dinosaurs.
Paleobiology. 7:21-43
https://doi.org/10.1017/S0094837300002165
Lull, R. S., & Wright, N. E. (1942).
Hadrosaurian dinosaurs of North America (Vol. 40).
Geological Society of America.
https://doi.org/10.1130/SPE40-p1
Headden, J. A. (2011, Sept 9).
Aerostatopes. The Bite Stuff. https://qilong.wordpress.com/2011/09/09/aerostatopes/
Norman, D. (1985).
The Illustrated Encyclopedia of Dinosaurs (1st ed.). Crescent Books.
Vincent, M. (2012, July 9).
Vintage Dinosaur Art: I can't believe it's yet more The Illustrated Encyclopedia of Dinosaurs (Part 4). Love in the Time of Chasmosaurs. https://chasmosaurs.blogspot.com/2012/07/vintage-dinosaur-art-i-cant-believe-its.html
Vincent, M. (2013, Dec 8).
Tsintaosaurus - the 'flat nose' dinosaur that wasn't.
Love in the Time of Chasmosaurs.
https://chasmosaurs.blogspot.com/2013/12/tsintaosaurus-flat-nose-dinosaur-that.html
Witmer, L. M. (2001).
Nostril Position in Dinosaurs and Other Vertebrates and Its Significance for Nasal Function.
Science, 293(5531), 850–853.
retrieved from: https://people.ohio.edu/witmerl/Downloads/2001_Witmer_nostrils.pdf
(OA)
Weishampel, D. B., & Horner, J. R. (1990).
Hadrosauridae.
In D. B. Wieshampel, P. Dodson, & H. Osmólska (eds.), The Dinosauria (1st ed., pp. 534-561).
University of California Press.
Taquet, P. (1991).
The status of Tsintaosaurus spinorhinus Young, 1958 (Dinosauria).
Fifth Symposium on Mesozoic Terrestrial Ecosystems and Biota. Extended abstracts. Contrib. Paleont. Mus., Oslo, 364, 63-64.
Prieto-Márquez, A., Wagner, J. R. (2014).
Soft-tissue structures of the nasal vestibular region of saurolophine hadrosaurids (Dinosauria, Ornithopoda) revealed in a ‘mummified’specimen of Edmontosaurus annectens.
In D. E. Eberth & D. C. Evans (eds.), Hadrosaurs (pp. 591-599).
Indiana University Press.
Drumheller, S. K., Boyd, C. A., Barnes, B. M. S., & Householder, M. L. (2022).
Biostratinomic alterations of an Edmontosaurus “mummy” reveal a pathway for soft tissue preservation without invoking “exceptional conditions”.
PLOS ONE, 17(10), e0275240.
https://doi.org/10.1371/journal.pone.0275240
(OA)
-
Links:
https://commons.wikimedia.org/wiki/File:AMNH_5060_Edmontosaurus_Head.jpg
https://commons.wikimedia.org/wiki/File:Edmontosaurusmummy.jpg
https://commons.wikimedia.org/wiki/File:Megaloceros_giganteus_Paris_25_05_2013_01.jpg
https://www.biodiversitylibrary.org/page/14893655
Elephant Seals photo by Sarah Stierch (CC BY 4.0 or CC0):
https://www.flickr.com/photos/sarahvain/51758588435
https://commons.wikimedia.org/wiki/File:Elephant_Seals_in_California_-_Sarah_Stierch.jpg
Seal photos © [JAG IMAGES: ] /Adobe Stock
https://stock.adobe.com/images/phoque-a-capuchon-cystophora-cristata-male-ile-de-la-madeleine-quebec-canada/473354922
https://stock.adobe.com/images/phoque-a-capuchon-cystophora-cristata-male-ile-de-la-madeleine-quebec-canada/473354935
-
#dinosaurs #education #educational #science