11. As Director he encouraged and strengthened paleontological and stratigraphic studies. 12. Its stratigraphic range is from the Upper Barramian to the Lower Albian. 13. The Caloris Basin is especially significant from a stratigraphic standpoint. 14. Most were unstratified, but 2 were actually stratigraphic in early layers. 15. All of the fossils occurred in the same stratigraphic layers. 16. Fieldwork was focused on identifying the New England stratigraphic sequence. 17. This age largely corresponds with stratigraphic evidence using 4 different dating methods. 18. Four stratigraphic levels were identified and a straight stone wall was discovered. 19. Stratigraphic terms are often confusing to geologists and non-geologists alike.20. Stratigraphic terms are typically confusing to geologists and non-geologists alike.
