Title: Conodonts from Ordovician-Silurian boundary strata, Whittaker Formation, Mackenzie Mountains, Northwest Territories
Subjects: Avalanche Lake Region, Conodonts, Northwest Territories, Paleontology, Whittaker Formation (N.W.T.)
Places: Avalanche Lake Region, Northwest Territories, Whittaker Formation (N.W.T.)
Time periods: Ordovician, Silurian