PICKERILL, R. K.; KEPPIE, J. Duncan. Observations on the Ichnology of the Meguma Group (? Cambro-Ordovician) of Nova Scotia. Atlantic Geoscience, [S. l.], v. 17, n. 3, 1981. DOI: 10.4138/1381. Disponível em: https://journals.lib.unb.ca/index.php/ag/article/view/1381. Acesso em: 2 may. 2024.