重头龙属(学名Gravitholus)是厚头龙亚目恐龙的一属,生存于上白垩纪的加拿大艾伯塔省,距今约7500万年前。它们是属于头颅骨较厚及坚硬的厚头龙科。
模式种是G. albertae,是由彼得·加尔东(Peter Galton)等人在1979年描述、命名。属名意为“重的圆顶”。某些古生物学家质疑重头龙是否为独立的一属,有学者认为它是剑角龙的异名,但最近的研究则认为它是一个有效的属。
参考资料
- Wall, W.P. & Galton, P.M. (1979). "Notes on pachycephalosaurid dinosaurs (Reptilia: Ornithischia) from North America, with comments on their status as ornithopods". Canadian Journal of Earth Sciences. 16:1176-1186
- Maryanska, T., Chapman, R.E., and Weishampel, D.B. (2004). "Pachycephalosauria". In D. B. Weishampel, P. Dodson & H. Osmólska (eds.), The Dinosauria (second edition). University of California Press, Berkeley 464-477
外部链接
- http://paleodb.org/cgi-bin/bridge.pl?action=checkTaxonInfo&taxon_no=38784&is_real_user=0 (页面存档备份,存于互联网档案馆)
- https://web.archive.org/web/20141007045544/http://www.thescelosaurus.com/pachycephalosauria.htm
- http://dml.cmnh.org/1998Nov/msg00667.html (页面存档备份,存于互联网档案馆)
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