Decew Falls Section 03.0' (Silurian of Canada)

Where: Ontario, Canada (49.4° N, 82.4° W: paleocoordinates 17.2° S, 48.5° W)

• coordinate based on political unit

When: Power Glen Formation, Rhuddanian (443.4 - 440.8 Ma)

• "lower Lland. cycle I."

Environment/lithology: marine; dolomitic, gray, argillaceous limestone

• "? BA1"
• Dolomite; dark grey, fine grained to dense; enterolithic structure, buff to tan weathered, argillaceous to arenaceous; upper contact ripple-marked, a thin shale or clay seam

Size class: macrofossils

Reposited in the GSC

Primary reference: T. E. Bolton. 1957. Silurian stratigraphy and palæontology of the Niagara escarpment in Ontario. Geological Survey of Canada Memoir 289:1-145 [P. Wagner/P. Wagner/J. Ju]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 173185: authorized by Pete Wagner, entered by Pete Wagner on 11.09.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

• "Ziegler et al. 1971 unpublished. Bolton 1957."
Gastropoda
 Euomphalina - Platyceratidae
"Strophostylus ? cancellatus" = Strophostylus cancellata, "Naticonema niagarense" = Platyostoma niagarensis
"Strophostylus ? cancellatus" = Strophostylus cancellata Hall 1847 snail
"Naticonema niagarense" = Platyostoma niagarensis Hall 1852 snail
 Murchisoniina - Murchisoniidae
"Hormotoma subulata" = Murchisonia subulata
"Hormotoma subulata" = Murchisonia subulata Conrad 1842 snail