# Obturator process

> Mediated Wiki article. Canonical URL: https://mediated.wiki/source/Obturator_process
> Markdown URL: https://mediated.wiki/source/Obturator_process.md
> Source: https://en.wikipedia.org/wiki/Obturator_process
> Source revision: 1267706151
> License: Creative Commons Attribution-ShareAlike 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/)

The '''obturator process''' is an anatomical feature on the [pelvis](/source/pelvis) of [archosaur](/source/archosaur)s.

It is a raised area of the [ischium](/source/ischium) bone of the pelvis.<ref name="Romer1923">{{cite book|last1=Romer|first1=Alfred S. |year=1923|chapter=The Pelvic Musculature of Saurischian Dinosaurs|title=Bulletin of the American Museum of Natural History|volume=48|pages=605-617}}</ref> It is the origin of muscles that attach to the femur and aid in running. These muscles are called M. [pubo-ischio-femoralis externus](/source/pubo-ischio-femoralis_externus) 1 and 2 in [crocodylia](/source/crocodylia)ns. In birds the muscles are called the M. [obturatorius laterali](/source/obturatorius_laterali)s and M. [obturatorius medialis](/source/obturatorius_medialis). They insert on the [greater trochanter](/source/greater_trochanter) of the [femur](/source/femur).<ref name="Hutchinson2001">{{cite journal|last1=Hutchinson|first1=John R.|year=2001|title=The evolution of femoral osteology and soft tissues on the line to extant birds (Neornithes)|journal=Zoological Journal of the Linnean Society|volume=131|pages=169-197}}</ref> See [proximodorsal process](/source/proximodorsal_process)

==References==
{{reflist}}

Category:Anatomy
Category:Dinosaur anatomy

---
Adapted from the Wikipedia article [Obturator process](https://en.wikipedia.org/wiki/Obturator_process) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Obturator_process?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.