Gray Locality, Sutherland (Ordovician of the United Kingdom)

Where: Scotland, United Kingdom (58.3° N, 4.5° W: paleocoordinates 58.2° N, 4.5° W)

• coordinate based on nearby landmark

When: Oepikodus communis conodont zone, Croisaphuill Formation (Durness Group), Floian (477.7 - 470.0 Ma)

• Might be Sangomore

• formation-level stratigraphic resolution

Environment/lithology: burrowed, dolomitic limestone and shelly/skeletal chert

• an aggrading sequence of thickly bedded, burrowmottled,dolomitic limestones

Size classes: macrofossils, mesofossils

Reposited in the BMNH

Primary reference: J. G. Donald. 1899. Remarks on the genera Ectomaria, Koken, and Hormotoma, Salter, with descriptions of British species. Quarterly Journal of the Geological Society of London 60(3):251-272 [P. Wagner/P. Wagner]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 167923: authorized by Pete Wagner, entered by Pete Wagner on 07.04.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Murchisoniina - Hormotomidae
"Murchisonia gracillima" = Hormotoma gracillima, "Murchisonia antiqua n. sp." = Hormotoma antiqua2
"Murchisonia gracillima" = Hormotoma gracillima Murchison 1859 snail
"Murchisonia antiqua n. sp." = Hormotoma antiqua2 Peel 1977 snail
 Murchisoniina - Lophospiridae
"Ectomaria peachii n. sp." = Ectomaria adventa, "Lophospira borealis n. sp." = Lophospira perangulata1, "? Lophospira angulocincta" = Donaldiella cicelia1
"Ectomaria peachii n. sp." = Ectomaria adventa Butts 1926 snail
"Lophospira borealis n. sp." = Lophospira perangulata1 Hall 1847 snail
"? Lophospira angulocincta" = Donaldiella cicelia1 Billings 1865 snail