Where: British Columbia, Canada (56.1° N, 122.9° W: paleocoordinates 24.6° N, 38.0° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Liard Formation, Longobardian (242.0 - 235.0 Ma)
• Upper Ladinian Sutherlandi zone.
• group of beds-level stratigraphic resolution
Environment/lithology: reef, buildup or bioherm; limestone and siliciclastic
Size class: macrofossils
Primary reference: J.-P. Zonneveld. 2001. Middle Triassic biostromes from the Liard Formation, British Columbia, Canada: oldest examples from the Mesozoic of NW Pangea. Sedimentary Geology 145(3-4):317-341 [D. Bottjer/M. Clapham/M. Clapham]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 44368: authorized by David Bottjer, entered by Matthew Clapham on 08.09.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
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Bivalvia | |
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Rhynchonellata | |
Spiriferina abichi Oppel 1865 | |
Lingulata | |
cf. Orbiculoidea sp. d'Orbigny 1847 | |
Malacostraca | |
Chimaerastacus pacifluvialis Amati et al. 2004 decapod | |
Crinoidea | |
Isocrinus sp. von Meyer 1836 Sea lily | |
Echinoidea | |
Miocidaris utahensis pencil urchin | |
Ophiuroidea | |
Ophiuroidea indet. Gray 1840 brittle star |