Home
Research publications
and abstracts:
- R.C. Ridgely and L.M. Witmer. 2007. Gross anatomical brain region approximation (GABRA): A new technique for assessing brain structure in dinosaurs and other fossil archosaurs. ICVM-8/Journal of Morphology. (abstract)
- Holliday, C. M., R. C.
Ridgely, L. M. Witmer and A. Balanoff. 2006. Cephalic Vasular Anatomy in Flamingos (Phoenicpoterus ruber) Based on Novel Vascular Injection and Computed Tomographic Imaging Analyses. The Anatomical Record.
- Ridgely, R.C. and L.M. Witmer. 2006. Dead on Arrival: Optimizing CT data Acquisition of fossils using modern hospital CT scanners. Journal of Vertebrate Paleontology (abstract).
- O'Connor, P., Stevens, N., Gottfried, M., Ridgely, R., Roberts, E. 2006. New archosaur discoveries from the Cretaceous Red Sandstone Group of the Rukwa Rift Basin, southwestern Tanzania. Journal of Vertebrate Paleontology (abstract).
- Hieronymus, T.L., Witmer, L.M., and R.C. Ridgely. 2006. Structure of White Rhinoceros (Ceratotherium simum) Horn Investigated by X-ray Computed Tomography and Histology With Implications for Growth and External Form. Journal of Morphology.
- Ridgely, R.C. and L.M. Witmer. 2006. Braincase morphology in tyrannosaurs using computed tomography and 3D visualization, with special reference to the cerebral endocast and ear region. 2006 Annual meeting of the Society and Comparative Biology (abstract).
- Witmer, L.M. and R.C.
Ridgely. 2005. Tyrannosaur brain and ear structure:
Ontogeny and implications for sensory function and
behavior. Journal of Vertebrate Paleontology (abstract).
- Ridgely, R.C. and L.M.
Witmer. 2004. New applications of CT scanning and
3D modeling for dinosaur visualization. Journal
of Vertebrate Paleontology (abstract).
- Witmer, L.M., Ridgely,
R.C., and S. Sampson. 2004. The ear
region, cerebral endocast, and cephalic sinuses of the
abelisaurid theropod dinosaur Majungatholus.
Journal of Vertebrate Paleontology (abstract).
- Witmer, L.M., Ridgely ,
R.C., Mayle, H., and D. Adams. 2004. The best
of both worlds: integrating CT and MR in a study of pig
knees. RT Image August 9, 2004
- Ridgely, R.C. and L.M.
Witmer, 2004. Beyond imaging: using 3D datasets in
comparative morphology. 7th International Congress
of Vertebrate Morphology. Journal of Morphology (abstract).
- Witmer, L.M., Chatterjee, S.,
Franzosa, J., Rowe, T., Ridgely, R. 2004.
Neuroanatomy and vestibular apparatus of pterosaurs:
Implications for flight, posture, and behavior.
2004 Annual Meeting of the Society of Integrative and
Comparative Biology (abstract).
- Witmer, L. M., C. M.
Holliday, P. M. O’Connor, A. B. Clifford, R. C.
Ridgely, and T. L. Hieronymus. 2003. Anatomical study
of wild and zoo animals using medical imaging and diverse
anatomical methods. Annual Meeting for the American
Zoo and Aquarium Association (abstract).
- Bennett, G. E., III, D. J.
Main, and R.C. Ridgely. 2003 Preliminary
report of new microvertebrate localities in the latest
Maastrichtian Hell Creek formation near Brownie Butte,
Garfield County, Montana. Geological Society of
America Abstracts with Programs. 35(1) (abstract).
- Witmer, L., Holliday, C.,
O’Connor, P., Clifford, A., Sedlmayr, J., Ridgely,
R., Beatty, B., and T. Hieronymus. 2002.
New approaches for the study of skeletal and soft-tissue
anatomy in modern and extinct vertebrates. OU-COM
Research Day, 2002 (abstract).
- Holliday, C. M., R. C.
Ridgely, J. C. Sedlmayr, and Witmer, L. M. 2002
The articular cartilage of extant archosaur limb bones:
implications for dinosaur functional morphology and
allometry. Annual Meeting of the Society of Integrative
and Comparative Biology, Anaheim, California. American
Zoologist. 41(6) (abstract).
- Holliday, C. M., R. C.
Ridgely, J. C. Sedlmayr, and Witmer, L. M.
2001. The articular cartilage of extant archosaur
limb bones: implications for dinosaur functional
morphology and allometry. Journal of Vertebrate
Paleontology. 21 (3:Suppl.) (abstract).
- Holliday, C. M., J. C.
Sedlmayr, R. C. Ridgely, and L. M Witmer.
2001. The articular cartilage of extant archosaur long
bones: implications for dinosaur functional morphology
and allometry. Journal of Morphology.
248(3):241-242 (abstract).
Funding:
- Witmer, L.M., Hurlburt, G.R.,
and R. C. Ridgely. Brain evolution in archosaurs:
new implications for scaling, function, and the evolution
of the modern conditions in birds and crocodilians. National
Science Foundation, 2005-2008
Other publications:
Home