Citation:

Hayashi, S., Carpenter K., Watabe M., Mateus O., & Barsbold R. (2008).  Defensive weapons of thyreophoran dinosaurs: histological comparisons and structural differences in spikes and clubs of ankylosaurs and stegosaurs. 28 (3, Supplement), 89A-90A. Journal of Vertebrate Paleontology. 28, 89–90., Number Suppl. to

Abstract:

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Notes:

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