| The stratigraphy, sedimentology, and ichnology of the Mabou Group and Cumberland Group, western Cape Breton Island, eastern Canada. |
| Invertebrate ichnology of continental freshwater environments. |
| Ichnology, the analysis of such trace fossils, can reveal subtle details of an animal's environment, behavior, and relationships with other species. |
| Detailed outcrop studies show that the ichnology of five subenvironments within IFS are distinctive. |
| For several years after this he assisted his father in arranging the museum and compiling tables for the ichnology. |
| His research interests include ichnology and geology of the lower Paleozoic of north Wales, the Paleozoic of eastern Canada and Maine, and the Cenozoic of the Antilles. |
