1. plural of ichnology; the scientific study of trace fossils, such as footprints, burrows, and other evidence of animal activity preserved in rock.
Usage: technical; paleontology

Examples

• Ichnologies have revealed important information about how ancient animals moved and behaved.
• The museum's collection of ichnologies includes fossilized dinosaur trackways from the Mesozoic Era.
• Researchers use ichnologies to understand the ecological relationships of extinct organisms.
• Modern ichnologies combine field observation with laboratory analysis of preserved traces.
• The study of ichnologies complements skeletal fossil evidence in reconstructing prehistoric life.