Also known as Reef 2071
Where: Quebec, Canada (45.5° N, 73.9° W)
• Paleocoordinates: 9.0° S, 100.5° W (Wright 2013)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Laval Formation (Chazy Group), Chazyan (470.0 - 457.3 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: reef, buildup or bioherm; lithified limestone
Size class: macrofossils
Primary reference: D. R. Kobluk. 1981. Cavity-dwelling biota in Middle Ordovician (Chazy) bryozoan mounds from Quebec. Canadian Journal of Earth Sciences 18(1):42-54 [W. Kiessling/U. Merkel]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 80006: authorized by Wolfgang Kiessling, entered by Uta Merkel on 01.04.2008
Creative Commons license: CC0 (CC0)
Taxonomic list
unclassified | |
Hormogoneae | |
Girvanella sp. Nicholson and Etheridge 1878 | |
Rhodophyceae | |
Solenopora sp. Dybowski 1877 | |
unclassified | |
Porifera indet. Grant 1836 | |
Rhynchonellata | |
Rostricellula sp. Ulrich and Cooper 1942 | |
Mimella ? borealis Billings 1859 | |
Multicostella platys Billings 1859 | |
Stenolaemata | |
Batostoma chazyensis Ross 1963 | |
Bivalvia | |
"Clionychia ? montrealensis" = Cleionychia montrealensis
"Clionychia ? montrealensis" = Cleionychia montrealensis Billings 1859 clam | |
Gastropoda | |
Raphistoma sp. Hall 1847 snail | |
Cephalopoda | |
Cameroceras sp. Conrad 1842 | |
Trilobita | |
Trilobita indet. Walch 1771 trilobite | |
Eocrinoidea | |
Paracrinoidea | |
Malocystites murchisoni Billings 1858 | |
? Blastoidocrinus sp. Billings 1859 | |
Trypanites sp. Mägdefrau 1932 |