noun.
The branch of paleontology dealing with the study of fossilized footprints, tracks, burrows, or other traces as evidence of the activities of the organisms that produced them.
The Century Dictionary and Cyclopedia
noun.
That branch of paleontology which treats of fossil footprints; the science of fossil footprints; the study of those animals which are known only by their footprints.
the GNU version of the Collaborative International Dictionary of English
noun.
The branch of science which treats of fossil footprints.