Mingan Islands, Quebec, Canada (Ordovician of Canada)

Also known as Reefs 1382, 1383

Where: Quebec, Canada (50.2° N, 63.7° W: paleocoordinates 26.3° S, 45.4° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Mingan Formation, Chazy (466.0 - 457.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified reef rocks

• biostomes, bioherms and bioherm complexes constructed by binding and baffling organisms

Size classes: macrofossils, mesofossils

Collection methods: peel or thin section,

Primary reference: A. Desrochers and N. P. James. 1989. Middle Ordovician (Chazyan) bioherms and biostromes of the Mingan Islands, Quebec. In H. H. J. Geldsetzer, N. P. James, and G. E. Tebbutt (eds.), Reefs, Canada and adjacent areas. Canadian Soc. Petrol. Geologists, Memoir 13:183-191 [W. Kiessling/W. Kiessling/W. Kiessling]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 45281: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 19.10.2004, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

Eocrinoidea
  -
  - Palaeocystitidae
Demospongiae
 Lithistida - Anthaspidellidae
Anthaspidellidae indet. Miller 1889 demosponge
Lithistida
Stromatoporoidea
 Labechiida - Labechiidae
Labechia sp. Milne-Edwards and Haime 1851 stromatoporoid sponge
Stenolaemata
  - Phylloporinidae
Phylloporina sp. Foerste 1887
 Cryptostomata - Rhinidictyidae
Stictopora sp. Hall 1847
 Trepostomida -
Nicholsonella sp. Ulrich 1890
 Trepostomata - Trematoporidae
Batostoma sp. Ulrich 1882
Anthozoa
 Sarcinulida - Billingsariidae
Billingsaria parva tabulate coral
 Lichenariida - Lichenariidae
Lichenaria sp. Winchell and Schuchert 1895 tabulate coral
 Lichenariida - Lyoporidae
Eofletcheria incerta Billings 1859 tabulate coral
Tetradium
  -
Tetradium sp. Dana 1846
Florideophyceae
 Corallinales - Corallinophycidae
? Parachaetetes sp. Deninger 1906