Where: Alberta, Canada (56.0° N, 122.0° W: paleocoordinates 57.6° N, 69.8° W)
• coordinate estimated from map
• hand sample-level geographic resolution
When: Hasler Formation, Albian (113.0 - 100.5 Ma)
• On both slopes of the Starfish valley and in the adjacent cliffs of the Peace River canyon are good exposures of the Hasler formation.
• formation-level stratigraphic resolution
Environment/lithology: marine; poorly lithified shale and poorly lithified sandstone
Size class: macrofossils
Collection methods: surface (float),
Primary reference: F. H. McLearn. 1944. The occurrence of starfish in the Lower Cretaceous of the Peace River Valley. The Canadian Field-Naturalist 58:132-134 [L. Villier/L. Villier]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 99351: authorized by Loic Villier, entered by Loic Villier on 09.11.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Gastroplites kingi ammonite | |
Bivalvia | |
Pinna curvimarginata oyster | |
Dicranodonta dowlingi McLearn 1919 clam | |
Asteroidea | |
Lophidiaster silentiensis n. sp. McLearn 1944 sea star
Lophidiaster cf. silentiensis McLearn 1944 sea star | |
Comptonia stelcki n. sp.
Comptonia stelcki n. sp. McLearn 1944 sea star |