GSC 56430, Stepanow Creek, Hare Fiord, Ellesmere Island: Moscovian, Canada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Syngastrioceras sp. Librovitch 1938
Strimple and Nassichuk 1974
    = Syngastrioceras smithwickense Miller and Unklesbay 1942
Nassichuk 1975
Blastoidea - Fissiculata - Codasteridae
Angioblastus ellesmerensis Breimer and Macurda 1972
Strimple and Nassichuk 1974
Crinoidea - Cyathocrinida - Codiacrinidae
Cydonocrinus quinquilobus n. sp.
Strimple and Nassichuk 1974
Crinoidea - Ampelocrinida - Ampelocrinidae
Oklahomacrinus ellesmerensis n. sp.
Strimple and Nassichuk 1974
Crinoidea - Sagenocrinida - Calycocrinidae
Calycocrinus sp.
Strimple and Nassichuk 1974
Stenolaemata - Cryptostomata - Fenestellidae
Fabifenestella ajensis (Trizna 1950)
Morozova and Kruchinina 1986
Stenolaemata - Cryptostomata - Acanthocladiidae
Polypora ignota n. sp. Morozova 1986
Morozova and Kruchinina 1986
Polypora ellesmerensis n. sp. Morozova 1986
Morozova and Kruchinina 1986
Strophomenata - Orthotetida
Orthotetidina indet. Waagen 1884
7 individuals
Strophomenata - Strophomenida - Rugosochonetidae
Chonetinella cf. jeffordsi
1 individual
? Sokolskya sp.
1 individual
Strophomenata - Productida - Echinoconchidae
? Echinaria sp.
1 individual
Strophomenata - Productida - Productellidae
Rugivestis pristina n. sp.
4 individuals
Maemia gelida
6 individuals
Lazarevia stepanowensis n. gen., n. sp. Carter and Poletaev 1998
90 individuals
? Fimbrinia borealis n. sp.
5 individuals
Krotovia cf. lamellosa
1 individual
Krotovia cf. spinulosa (Sowerby 1814)
3 individuals
? Kozlowskia splendens (Norwood and Pratten 1855)
6 individuals
original and current combination Productus splendens
Eomarginifera sp. Muir-Wood 1930
5 individuals
Antiquatonia cf. hermosana
1 individual
Kutorginella cf. mosquensis Ivanova 1951
1 individual
Strophomenata - Productida - Linoproductidae
? Linoproductus sp. (Chao 1927)
2 individuals
Fluctuaria cf. undata (Defrance 1826)
6 individuals
Cancrinella sp.
2 individuals
Strophomenata - Productida - Monticuliferidae
Liraria paucispina
3 individuals
Strophomenata - Productida - Paucispiniferidae
? Hystriculina cf. wabashensis (Norwood and Pratten 1855)
16 individuals
? Retimarginifera sp. Waterhouse 1970
1 individual
Rhynchonellata - Terebratulida - Cranaenidae
Cranaena nassichuki n. sp.
13 individuals
Rhynchonellata - Rhynchonellida - Petasmatheridae
? Elassonia sverdrupensis n. sp.
14 individuals
Rhynchonellata - Rhynchonellida - Wellerellidae
Cenorhynchia sp. Cooper and Grant 1976
3 individuals
Exlaminella insolita n. gen., n. sp. Carter and Poletaev 1998
2 individuals
Rhynchonellata - Rhynchonellida - Pontisiidae
Antronaria annosa n. sp.
4 individuals
Rhynchonellata - Rhynchonellida - Allorhynchidae
? Hemileurus sp. Cooper and Grant 1976
5 individuals
Rhynchonellata - Rhynchonellida - Stenoscismatidae
Careoseptum septentrionalis Carter and Poletaev 1998
8 individuals
Rhynchonellata - Orthida - Schizophoriidae
Orthotichia dorsistrigis n. sp.
36 individuals
Rhynchonellata - Orthida - Rhipidomellidae
Rhipidomella sp.
2 individuals
Rhynchonellata - Spiriferida - Elythidae
Phricodothyris asiatica (Chao 1929)
9 individuals
Rhynchonellata - Spiriferida - Trigonotretidae
Gypospirifer sp. Cooper and Grant 1976
2 individuals
Rhynchonellata - Spiriferida - Choristitidae
? Tangshanella sp.
1 individual
? Trautscholdia sp. Ustritsky 1967
1 individual
synonym of Alphachoristites
Parachoristites tellevakensis
12 individuals
Elinoria ellesmerensis n. sp.
4 individuals
Rhynchonellata - Spiriferida - Spiriferidae
Anthracospirifer cf. occiduus (Sadlick 1960)
2 individuals
Rhynchonellata - Spiriferida - Strophopleuridae
Cantabriella sp.
1 individual
sp. A
Rhynchonellata - Spiriferida
Martinioidea indet. Waagen 1883
1 individual
Rhynchonellata - Spiriferida - Martiniidae
? Heteraria canadiensis n. sp.
6 individuals
? Jilinmartinia cf. sokolovi (Tschernyschew 1902)
1 individual
Tiramnia walteri n. sp.
37 individuals
Tiramnia grunti n. sp.
144 individuals
Rhynchonellata - Spiriferida - Brachythyrididae
Meristorygma arctica
100 individuals
Rhynchonellata - Spiriferida - Ambocoeliidae
Crurithyris sp. George 1931
1 individual
Crurithyris cf. tschernyschewi Licharew 1939
2 individuals
recombined as Orbicoelia tschernyschewi
Rhynchonellata - Athyridida - Neoretziidae
Hustedia sp. Hall and Clarke 1893
1 individual
Rhynchonellata - Athyridida - Nucleospiridae
Nucleospira aquilonaris n. sp.
40 individuals
Rhynchonellata - Athyridida - Meristidae
Camarium nuperum n. sp.
4 individuals
Cephalopoda - Prolecanitida - Daraelitidae
Boesites sp. Miller and Furnish 1940
Strimple and Nassichuk 1974
    = Boesites gracilie
Nassichuk 1975
Cephalopoda - Prolecanitida - Pronoritidae
Metapronorites sp. Librovitch 1938
Strimple and Nassichuk 1974
    = Metapronorites ellesmerensis Nassichuk 1975
Nassichuk 1975
Cephalopoda - Goniatitida - Maximitidae
Maximites sp. Miller and Furnish 1957
Strimple and Nassichuk 1974
    = Maximites alexanderi Nassichuk 1975
Nassichuk 1975
Cephalopoda - Goniatitida - Bisatoceratidae
Bisatoceras sp. Miller and Owen 1937
Strimple and Nassichuk 1974
    = Bisatoceras kotti Nassichuk 1975
Nassichuk 1975
Cephalopoda - Goniatitida - Neodimorphoceratidae
Neodimorphoceras sp. Schmidt 1925
Strimple and Nassichuk 1974
    = Neodimorphoceras sverdrupi Nassichuk 1975
Nassichuk 1975
Cephalopoda - Goniatitida - Delepinoceratidae
Proshumardites sp. Rauser-Tschernoussowa 1928
Strimple and Nassichuk 1974
    = Proshumardites aequalis Nassichuk 1975
Nassichuk 1975
Cephalopoda - Goniatitida - Christioceratidae
Christioceras trifurcatum Nassichuk and Furnish 1965
Strimple and Nassichuk 1974
Cephalopoda - Goniatitida - Schistoceratidae
Phaneroceras sp. Plummer and Scott 1937
Strimple and Nassichuk 1974
    = Trettinoceras ellesmerensis Nassichuk 1975
Nassichuk 1975
By process of elimination
Cephalopoda - Goniatitida - Welleritidae
Winslowoceras sp. Miller and Downs 1948
Strimple and Nassichuk 1974
    = Winslowoceras greelyi Nassichuk 1975
Nassichuk 1975
Cephalopoda - Goniatitida - Glaphyritidae
Clistoceras globosum Nassichuk 1967
Strimple and Nassichuk 1974
Cephalopoda - Goniatitida - Neoicoceratidae
Neoicoceras sp. Hyatt 1900
Strimple and Nassichuk 1974
    = Neoicoceras martini Nassichuk 1975
Nassichuk 1975
Trilobita - Proetida - Phillipsiidae
Nipponaspis miosilus n. sp. Chamberlain 1977
Chamberlain 1977
(2 measurements)
? Hentigia argops n. sp. Haas et al. 1980
Haas et al. 1980
Also includes part of Chamberlain's Ditomopyge granulata (figs 5-7) (2 measurements)
Ditomopyge sp. Newell 1931
Chamberlain 1977
(1 measurement)
Ditomopyge granulata (Weber 1933)
Chamberlain 1977
(2 measurements)
Trilobita - Proetida - Proetidae
Proetus (Pudoproetus) hahni n. sp. Chamberlain 1977
Chamberlain 1977
(4 measurements)
see common names

Geography
Country:Canada State/province:Nunavut
Coordinates: 81.1° North, 84.3° West (view map)
Paleocoordinates:26.5° North, 0.4° West
Basis of coordinate:stated in text
Geographic resolution:outcrop
Time
Period:Carboniferous Epoch:Pennsylvanian
Stage:Moscovian 10 m.y. bin:Carboniferous 4
Key time interval:Moscovian
Age range of interval:315.20000 - 307.00000 m.y. ago
Stratigraphy
Formation:Hare Fiord Member:"Tellevak Limestone"
Stratigraphic resolution:group of beds
Stratigraphy comments: Early Atokan (Early Moscovian)
Lithology and environment
Primary lithology: lithified "limestone"
Lithology description: light grey skeletal limestone; near the top of a small bryozoan bioherm about 30 m above the base of the Hare Fiord Formation
Environment:reef, buildup or bioherm
Geology comments: bryozoan reef complex
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Preservation of anatomical detail:good
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Museum repositories:GSC
Metadata
Also known as:Reef 3461
Database number:62696
Authorizer:W. Kiessling, M. Clapham, J. Alroy Enterer:U. Merkel, M. Clapham, J. Alroy
Modifier:M. Clapham Research group:marine invertebrate
Created:2006-07-26 00:29:50 Last modified:2015-06-26 15:10:16
Access level:the public Released:2006-07-26 00:29:50
Creative Commons license:CC BY
Reference information

Primary reference:
18079.1% 1680J. L. Carter and V. I. Poletaev. 1998. Atokan (Late Bashkirian or Early Moscovian) brachiopods from the Hare Fiord Formation of Ellesmere Island, Canadian Arctic Archipelago. Annals of Carnegie Museum 67(2):105-180 [W. Kiessling/U. Merkel]

Secondary references:

33452 C. K. Chamberlain. 1977. Carboniferous and Permian trilobites from Ellesmere Island and Alaska. Journal of Paleontology 51:758-771 [M. Clapham/M. Clapham]
31751 W. Haas, G. Hahn, and R. Hahn. 1980. Perm-Trilobiten aus Afghanistan. Palaeontographica Abteilung A 169(4-6):73-127 [M. Clapham/M. Clapham]
29169 I. P. Morozova and O. N. Kruchinina. 1986. Permskie Mshanki Arktiki (Zapadniy Sektor) 1-144 [M. Clapham/M. Clapham/M. Clapham]
55601 W. W. Nassichuk. 1975. Carboniferous ammonoids and stratigraphy in the Canadian Arctic archipelago. Geological Survey of Canada Bulletin 237:1-240 [M. Clapham/M. Clapham]
22663 H. L. Strimple and W.W. Nassichuk. 1974. Pennsylvanian crinoids from Ellesmere Island, Arctic Canada. Journal of Paleontology 48:1149-1155 [G. Webster/G. Webster]