This design is a mashup of 2 other Thingiverse files (https://www.thingiverse.com/thing:913069 & https://www.thingiverse.com/thing:308335). I have written a full tutorial, including a video, showing how easy it is to mashup 2 or more designs using Autodesk Meshmixer. Just check out the post on my blog for details https://edditiveblog.wordpress.com/2017/05/14/the-meshmixer-mashup-mashup-rex/
Printer: Cocoon Create
Rafts: No
Supports: Yes
Resolution: 0.2mm
Infill: 15%
I used a simple coffee stain on this print to give the skull an aged appearance
The author hasn't provided the model origin yet.