Where: Nunavut, Canada (63.8° N, 68.9° W: paleocoordinates 10.8° S, 39.9° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Climacograptus spiniferus graptolite zone, Unit 1 Member (Amadjuak Formation), Chatfieldian to Chatfieldian (460.9 - 449.5 Ma)
• Belodina confluens zone (Zhang 2017) and Acanthochitina cancellata zone (Asselin, Achab & Soufiane 2000)
• group of beds-level stratigraphic resolution
Environment/lithology: brown, gray limestone
Size class: macrofossils
Reposited in the GSC
Primary reference: T. E. Bolton. 2000. Ordovician megafauna, southern Baffin Island, Nunavat. Geological Survey of Canada Bulletin 557:39-158 [P. Wagner/P. Wagner]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 192776: authorized by Pete Wagner, entered by Pete Wagner on 19.04.2018
Creative Commons license: CC BY (attribution)
Taxonomic list
Demospongiae | |
Amsassia floweri chaetetid sponge | |
Gastropoda | |
"Subulites (Fusispira) sp." = Fusispira
"Subulites (Fusispira) sp." = Fusispira Hall 1872 snail | |
"Seelya ulrlchi" = Plethospira
"Seelya ulrlchi" = Plethospira snail | |
Trochonema (Trochonema) sp. Salter 1859 snail | |
"Loxoplocus (Lophospira) sp." = Lophospira
"Loxoplocus (Lophospira) sp." = Lophospira Whitfield 1886 snail | |
Liospira sp. Ulrich and Scofield 1897 snail
Pseudocryptaenia sp. Koken and Perner 1925 snail
Eotomaria robinsoni Roy 1941 snail | |
Tetranota sp. Ulrich and Scofield 1897 snail | |
Kokenospira cf. costalis Ulrich and Scofield 1897 snail | |
Holopea arctica Schuchert 1900 snail | |
Strophomenata | |
Sowerbyella sp. Jones 1928 | |
Rafinesquina sp. Hall and Clarke 1892 | |
Strophomena "Roy Sp. 1" Rafinesque and De Blainville 1824 | |
Rhynchonellata | |
"? Lepidocyclus arctica" = Hiscobeccus arcticus
"? Lepidocyclus arctica" = Hiscobeccus arcticus Roy 1941 | |
Plaesiomys subcircularis Roy 1941 | |
"Resserella sillimani" = Dalmanella sillimani
"Resserella sillimani" = Dalmanella sillimani Roy 1941 | |
Parastrophina minor Roy 1941 | |
Trilobita | |
Hapsiceraurus hispidus Whittington 1954 trilobite |