Keywords: Triceratops prorsus old skull002.png Triceratops prorsus - skull colored with light grey Triceratops_prorsus_old_skull001 png 2010-10-12 15 27 UTC Triceratops_prorsus_old_skull001 png Triceratops_prorsus_old jpg O C Marsh derivative work <font color blue >M</font><font color black >ath</font><font color green >K</font><font color black >night</font> derivative work <font color blue >M</font><font color black >ath</font><font color green >K</font><font color black >night</font> Colored skull to white grey to differentiate from background white MathKnight Triceratops_prorsus_old_skull001 png PD-old Original upload log This image is a derivative work of the following images File Triceratops_prorsus_old_skull001 png licensed with PD-old 2010-10-12T13 35 02Z MathKnight 736x563 87868 Bytes <nowiki>sharpening</nowiki> 2010-10-12T13 32 02Z MathKnight 736x563 102329 Bytes <nowiki> Triceratops prorsus - skull 2010-10-12 13 31 UTC O C Marsh derivative work ~~~ Pe</nowiki> Uploaded with derivativeFX Triceratops skulls Triceratops on white background Dinosauria skeletal diagrams Othniel Charles Marsh |