Cloud locality 4, Bed O, Fossil Point, Read Island (Ordovician to of Canada)

Also known as Canadian Arctic Archipelago

Where: Nunavut, Canada (69.2° N, 113.9° W: paleocoordinates 4.9° N, 49.2° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Edenian to Edenian (451.0 - 449.6 Ma)

• Flower (1964 pp. 74, 75) says that the Cephalopods from the Read and Sutton islands are of Canadian (Lower Ordovician) age whereas Miller & Youngquist (1947) say that the rocks on both the islands are Late Ordovician in age.

•Flower was smoking crack. PJW3.

• formation-level stratigraphic resolution

Environment/lithology: gray dolomite

• see comments on taphonomy

Size class: macrofossils

Preservation: cast, recrystallized, original calcite, replaced with dolomite, replaced with silica

Reposited in the YPM

Collection methods: surface (float), surface (in situ),

• "The majority of the specimens were found in situ, but some of them were collected from loose boulders. A few were picked up by Eskimos." is a general statement and does not inevitably apply to all of Miller and Youngquist's (1947) collecting localities.

Primary reference: A. K. Miller and W. Youngquist. 1947. Ordovician fossils from the southwestern part of the Canadian Arctic Archipelago. Journal of Paleontology 21(1):1-18 [P. Wagner/P. Wagner/T. Liebrecht]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 99702: authorized by Pete Wagner, entered by Pete Wagner on 19.11.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Euomphalina - Helicotomidae
Helicotoma sp. Salter 1859 snail
 Murchisoniina - Eotomariidae
Paraliospira aff. rupestris Koken and Perner 1925 snail
Ptychonema aff. agyris Popov et al. 2007 snail
 Murchisoniina - Gosseletinidae
Deacheospira aff. egens Perner 1907 snail
 Murchisoniina - Lophospiridae
Lophospiridae indet. Wenz 1938 snail
 Bellerophontida - Bucaniidae
Bucaniidae sp. Ulrich and Scofield 1897 snail