MCLLROY, Duncan; LANG, Howard Falcon. Discovery and paleoenvironmental implications of a Zoophycos-group trace fossil (?Echinospira) from the Middle Pennsylvanian Sydney Mines Formation of Nova Scotia. Atlantic Geoscience, [S. l.], v. 42, n. 1, 2006. DOI: 10.4138/2154. Disponível em: https://journals.lib.unb.ca/index.php/ag/article/view/2154. Acesso em: 6 may. 2024.