Amsassia (calcareous alga) from the Lower Ordovician (Tremadocian) of western Newfoundland, and the biologic affinity and geologic history of the genus

• Published in: Journal of Paleontology
• Main Authors: Dong-Jin Lee, Robert J. Elias, Brian R. Pratt
• Format: Text
• Language: English
• Published: The Paleontological Society 2022
• Subjects: Argentina; Argentine; Boat Harbour; Watts Bight; Newfoundland; Siberia
• Online Access: https://doi.org/10.1017/jpa.2021.89

Modular coral-like fossils from Lower Ordovician (Tremadocian) thrombolitic mounds in the St. George Group of western Newfoundland were initially identified as Lichenaria and thought to include the earliest tabulate corals. They are here assigned to Amsassia terranovensis n. sp. and Amsassia? sp. A...