Where: Nunavut, Canada (75.3° N, 96.0° W: paleocoordinates 1.2° N, 30.5° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Neodiversograptus nilssoni graptolite zone, Cape Phillips Formation, Ludlow (427.4 - 423.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: slope; lithified limestone and lithified, calcareous shale
Size class: macrofossils
Primary reference: J. K. Rigby and B. D. E. Chatterton. 1989. Middle Silurian Ludlovian and Wenlockian sponges from Baillie-Hamilton and Cornwallis Islands, Arctic Canada. Geological Survey of Canada Bulletin 391:1-69 [W. Kiessling/U. Merkel]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 119785: authorized by Wolfgang Kiessling, entered by Uta Merkel on 01.11.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Demospongiae | |
Astylospongiella striola Rigby and Chatterton 1989 demosponge
Astylospongia lutera n. sp. Rigby and Chatterton 1989 demosponge | |
Perissocoelia spinosa n. sp.
Perissocoelia spinosa n. sp. Rigby and Chatterton 1989 demosponge | |
Dunhillia fistulosa n. sp., Dunhillia megaporata, Cauliculospongia solida n. gen. n. sp., Archaeoscyphia minganensis, Calycocoelia micropora n. sp.
Dunhillia fistulosa n. sp. Rigby and Chatterton 1989 demosponge
Dunhillia megaporata Rigby and Chatterton 1989 demosponge
Cauliculospongia solida n. gen. n. sp. Rigby and Chatterton 1989 demosponge
Archaeoscyphia minganensis Billings 1859 demosponge
Calycocoelia micropora n. sp. Rigby and Chatterton 1989 demosponge |