ammonites
Amadjuak Lake, Northwest Side (Ordovician to of Canada)

Where: Nunavut, Canada (63.8° N, 71.8° W: paleocoordinates 10.9° S, 42.1° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Middle Ordovician to Middle Ordovician (471.8 - 443.7 Ma)

Environment/lithology:

Size class: macrofossils

Primary reference: A. K. Miller, W. Youngquist, and C. Collinson. 1954. Ordovician cephalopod fauna of Baffin Island. Geological Society of America Memoir 62:1-234 [S. Holland/T. Hanson/T. Hanson] more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 24242: authorized by Steven Holland, entered by Tori Hanson on 02.08.2002