3/49
Home / Albums / Tag Prehistoric /

Sketch of a gastrolith—the gizzard stone of an ancient reptile

ThumbnailsPreviousNext
Photo sizes slideshowdownload
Sketch of a gastrolith—the gizzard stone of an ancient reptile.jpg Sketch of a coprolite—fossilized animal excrementThumbnailsGeologic time scaleSketch of a coprolite—fossilized animal excrementThumbnailsGeologic time scaleSketch of a coprolite—fossilized animal excrementThumbnailsGeologic time scaleSketch of a coprolite—fossilized animal excrementThumbnailsGeologic time scale
Google+ Twitter Facebook Tumblr

These highly polished well-rounded stones (gastrolith) are believed to have been used in the stomachs of reptiles for grinding the food into smaller pieces. Large numbers of these “stomach stones” have been found with the remains of certain types of dinosaurs.

Author
Texas Fossils: An Amateur Collector's Handbook
By William Henry Matthews
Published under the Project Gutenberg License available at www.gutenberg.org
Dimensions
536*501
Visits
135
Downloads
12