Lawrence M. Witmer, PhD
Professor of Anatomy
Chang Professor of Paleontology

Dept. of Biomedical Sciences
Heritage College of Osteopathic Medicine
Life Science Building, Rm 123
Ohio University
Athens, Ohio 45701 USA

Email: witmerL@ohio.edu

 

Projects

3D Visualization

Pick-and-Scalpel Blog

WitmerLab Facebook

WitmerLab YouTube

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WitmerLab Home

L. M. Witmer Home

OUµCT

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Projects

 

The Visible Interactive Animal series:
freely downloadable resources for research and education!  

The Visible Interactive Opossum: a freely downloadable resource!
The Visible Interactive Ostrich: a freely downloadable resource!
The Visible Interactive Iguana: a freely downloadable resource!
Rhinoceros anatomy

The Visible Interactive Rhino: a freely downloadable resource

• Rhino skin structure and its impact in understanding the horns of the dinosaur Pachyrhinosaurus
Hieronymus, T. L., L. M. Witmer, D. H. Tanke, and P. J. Currie. 2009. The facial integument of centrosaurine ceratopsids: morphological and histological correlates of novel skin structures. Anatomical Record 292:1370–1396.

• Rhinoceros horn growth, form, and evolution
Rhino horn growth paper published in the Journal of Morphology: Hieronymus, Witmer, & Ridgely 2006

3D Interactive Human Anatomy: a freely downloadable resource!

WitmerLab, the OU Heritage College of Osteopathic Medicine, and O'Bleness Memorial Hospital in Athens have partnered to deliver resources for education and research on human anatomy.

Visit the 3D Interactive Human Anatomy website to download movies and 3D PDFs
Visit the Methods page to get some background on how we did some of the work

Download the vids: exploded skull, arm with blood vessels, hand with blood vessels, skull with brain cast & sinuses
Read the blog post that explains why dinosaur paleontologists are in a medical school

Archaeopteryx skull 3D PDFs: a freely downloadable resource!

We scanned some of the skull casts of Archaeopteryx that we have in our Collection on the OUµCT and then made 3D PDFs to share with the community. These were released on the 150th anniversary of the naming of Archaeopteryx lithographica. (2011-09-30)
Visit the Archaeopteryx 3D PDF website
Read the blog post over at Pick and Scalpel for backstory and context

The Visible Interactive Alligator: a freely downloadable resource!

A collaborative project with the Holliday Lab at Missouri to provide a resource for education and research on alligator anatomy.
The WitmerLab Visible Interactive Alligator site
The Holliday Lab 3D Alligator site

•  Download the vids: Labeled skull animation, Exploded skull animation
Read the blog post on Pick and Scalpel

Evolution of olfaction in birds and other dinosaurs

Article published in Proceedings of the Royal Society B: Zelenitsky, Therrien, Ridgely, McGee, and Witmer 2011
• Click the link to view a lay abstract, images, and other links and to download the paper (2011-04-13)

• Download the vid: Evolution of olfaction in birds and dinosaurs

Terror birds

Article published in PLoS ONE: Degrange, Tambussi, Moreno, Witmer, and Wroe 2010
• Click the link to view a lay abstract, images, and other links and to download the paper (2010-08-18)

• Download vids: Animation associated with PLoS ONE article; Clips from TV documentaries by National Geographic, Discovery, & History Channels

Air spaces within the heads of dinosaur and their relatives

Article published in the Anatomical Record: Witmer & Ridgely 2008
• Click the link to view a lay abstract, images, and other links and to download the paper (2008-11-05)

Article published in the Journal of Anatomy: Miyashita, Arbour, Witmer, and Currie 2011 (2011-09-29)
Miyahsita, T., V. M. Arbour, L. M. Witmer, and P. J. Currie. 2011. The internal cranial morphology of an armoured dinosaur Euoplocephalus corroborated by X-ray computed tomographic reconstruction. Journal of Anatomy doi: 10.1111/j.1469-7580.2011.01427.x.
Read the blog post over at Pick and Scalpel for backstory and context

The brain endocast and inner ear of the horned dinosaur Pachyrhinosaurus

Article published in NRC Canada Monograph: Witmer & Ridgely 2008
• Click the link to view a lay abstract, images, and other links and to download the paper (2008-10-02)

The skull, brain endocast, and inner of the Cretaceous diplodocoid Nigersaurus

Article published in PLoS ONE: Sereno, Wilson, Witmer et al. 2007
• Click the link to view a lay abstract, images, and other links and to download the paper (2008-07-03)

The skull of the Cretaceous abelisaurid theropod Majungasaurus

Article published in the Anatomical Record: Witmer & Ridgely 2008
• Click the link to view a lay abstract, images, and other links and to download the paper (2008-11-05)

Skull of Majungasaurus paper published as a Journal of Vertebrate Paleontology Memoir: Sampson & Witmer 2007
• Click the link to view a lay abstract, images, and other links and to download the paper (2007-06-29)

Initial paper describing the skull and skeleton of Majungatholus (sic) in Science: Sampson, Witmer, et al.1998

Archosaur jaw muscle structure and function

See Casey Holliday's page at the University of Missouri.

Archosaur jaw muscle homology paper published in the Journal of Morphology: Holliday & Witmer 2007
• Click the link to view a lay abstract, images, and other links and to download the paper (2007-06-10)

Rhinoceros horn growth, form, and evolution

Rhino horn growth paper published in the Journal of Morphology: Hieronymus, Witmer, & Ridgely 2006
• Click the link to view a lay abstract, images, and other links and to download the paper (2006-10-31)

Vascular anatomy of archosaurs

Flamingo vasculature paper published in the Anatomical Record: Holliday, Ridgely, Balanoff, & Witmer 2006
• Click the link to view a lay abstract, images, movies, and other links and to download the paper (2006-10-30)

Stereoangiography techniques paper in the Anatomical Record: Sedlmayr & Witmer 2002

   
  note: Research in the Witmer lab does not involve experimentation on live animals.  Specimens of modern animals used in research are salvage specimens, obtained legally from commercial or governmental sources.
  Ohio University
Heritage College of Osteopathic Medicine
Irvine Hall, Athens, Ohio 45701
740-593-2530 740-597-2778 fax
 

Last updated: 09/28/2014