Triceratops adult and baby
length 40cm (adult)
scale 1/20
![](https://4.bp.blogspot.com/_7pqKZz7A4fg/TEovdhpZsrI/AAAAAAAAAw4/z2kJ-qpBSIY/s320/Triceratops20102.jpg)
![](https://2.bp.blogspot.com/_7pqKZz7A4fg/TEove3wSNlI/AAAAAAAAAxA/bmuGZZu8lic/s320/Triceratops20103.jpg)
![](https://4.bp.blogspot.com/_7pqKZz7A4fg/TEovgwqIF7I/AAAAAAAAAxQ/7VJKVzv5BKM/s320/Triceratops20105.jpg)
![](https://4.bp.blogspot.com/_7pqKZz7A4fg/TEovf3gwDLI/AAAAAAAAAxI/4l11XDT8XmA/s320/Triceratops20104.jpg)
The main references
Goodwin, M. B., Clemens, W. A., Horner, J. R., and Padian, K. (2006). "The smallest known Triceratops skull: new observations on ceratopsid cranial anatomy and ontogeny." .
Journal of Vertebrate Paleontology 26 (1): 103.
Horner JR, Goodwin MB."Major cranial changes during Triceratops ontogeny."Proc Biol Sci. 2006 Nov 7;273(1602):2757-61.
Fujiwara, S.-I. (2009). "A Reevaluation of the manus structure in Triceratops (Ceratopsia: Ceratopsidae)." Journal of Vertebrate Paleontology, 29(4): 1136-1147.
Hieronymus TL, Witmer LM, Tanke DH, Currie PJ.(2009)."The facial integument of centrosaurine ceratopsids: morphological and histological correlates of novel skin structures."
The Anatomical record 2009, vol. 292, no9, pp. 1370-1396
length 40cm (adult)
scale 1/20
![](https://4.bp.blogspot.com/_7pqKZz7A4fg/TEovdhpZsrI/AAAAAAAAAw4/z2kJ-qpBSIY/s320/Triceratops20102.jpg)
![](https://2.bp.blogspot.com/_7pqKZz7A4fg/TEove3wSNlI/AAAAAAAAAxA/bmuGZZu8lic/s320/Triceratops20103.jpg)
![](https://4.bp.blogspot.com/_7pqKZz7A4fg/TEovgwqIF7I/AAAAAAAAAxQ/7VJKVzv5BKM/s320/Triceratops20105.jpg)
![](https://4.bp.blogspot.com/_7pqKZz7A4fg/TEovf3gwDLI/AAAAAAAAAxI/4l11XDT8XmA/s320/Triceratops20104.jpg)
The main references
Goodwin, M. B., Clemens, W. A., Horner, J. R., and Padian, K. (2006). "The smallest known Triceratops skull: new observations on ceratopsid cranial anatomy and ontogeny." .
Journal of Vertebrate Paleontology 26 (1): 103.
Horner JR, Goodwin MB."Major cranial changes during Triceratops ontogeny."Proc Biol Sci. 2006 Nov 7;273(1602):2757-61.
Fujiwara, S.-I. (2009). "A Reevaluation of the manus structure in Triceratops (Ceratopsia: Ceratopsidae)." Journal of Vertebrate Paleontology, 29(4): 1136-1147.
Hieronymus TL, Witmer LM, Tanke DH, Currie PJ.(2009)."The facial integument of centrosaurine ceratopsids: morphological and histological correlates of novel skin structures."
The Anatomical record 2009, vol. 292, no9, pp. 1370-1396
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