Exposures east of Smith Construction Company two miles west of Braeside.: Blackriveran, Canada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Tetradium clarki
Tetradium columnare
Florideophyceae
Tetradium fibratum Safford 1856
recombined as Prismostylus fibratum
Anthozoa - Stauriida - Stauriidae
Favistina sp. Flower 1961
Anthozoa - Stauriida - Lambelasmatidae
Lambeophyllum profundum (Conrad 1843)
Anthozoa - Auloporida - Auloporidae
"Aulopora" wilsonae
Anthozoa - Sarcinulida - Billingsariidae
Foerstephyllum halli
Anthozoa - Lichenariida - Lichenariidae
Lichenaria typa Winchell and Schuchert 1895
Anthozoa - Favositida - Favositidae
Paleofavosites carterensis
Cephalopoda - Pseudorthocerida - Spyroceratidae
"Spyroceras" sp. Hyatt 1884
"Cycloceras" cylindratum (Foerste 1932)
original and current combination Spyroceras cylindratum
Cephalopoda - Orthocerida - Orthoceratidae
Michelinoceras spp.
Cephalopoda - Orthocerida - Proteoceratidae
? Monomuchites decrescens
Cephalopoda - Actinocerida - Ormoceratidae
Ormoceras sp. Stokes 1840
Cephalopoda - Actinocerida - Actinoceratidae
Actinoceras cf. aequale Flower 1957
Cephalopoda - Oncocerida - Oncoceratidae
Zitteloceras sp. (Hyatt 1884)
original and current combination Zittelloceras
Loganoceras regulare
Gastropoda - Murchisoniina - Subulitidae
Subulites cf. regularis Ulrich and Scofield 1897
Gastropoda - Murchisoniina - Murchisoniidae
Hormotoma salteri Ulrich and Scofield 1897
recombined as Cyrtostropha salteri
Gastropoda - Murchisoniina - Trochonematidae
Trochonema wilsonae n. sp. Steele and Sinclair 1971
Gastropoda - Murchisoniina - Lophospiridae
Lophospira serrulata (Salter 1859)
Lophospira perangulata (Hall 1847)
Lophospira milleri (Miller 1877)
Gastropoda - Murchisoniina - Eotomariidae
Clathrospira subconica (Hall 1847)
Gastropoda - Bellerophontida - Pterothecidae
Pterotheca expansa (Emmons 1842)
Gastropoda - Bellerophontida - Plectonotidae
Tetranota cf. bidorsata (Hall 1847)
Gastropoda - Bellerophontida - Bucaniidae
? Phragmolites sp. Conrad 1838
Gastropoda - Euomphalina - Holopeidae
Raphistomina fissurata n. sp. Steele and Sinclair 1971
Holopea sp. Hall 1847
Gastropoda - Euomphalina - Helicotomidae
Helicotoma planulata Salter 1859
Bivalvia - Cyrtodontida - Cyrtodontidae
Cyrtodonta grattanensis
Cyrtodontula ottawana n. sp.
Vanuxemia inconstans Billings 1858
Bivalvia - Myalinida - Ambonychiidae
Cleionychia naba n. sp.
Bivalvia - Solemyida - Ctenodontidae
Ctenodonta nasuta (Hall 1847)
Tancrediopsis contracta (Salter 1859)
Tancrediopsis abrupta (Billings 1865)
Tancrediopsis "abrupta"
Strophomenata - Strophomenida - Furcitellidae
Oepikina tumida
original and current combination Opikina
Strophomenata - Strophomenida - Rafinesquinidae
Rafinesquina sp. Hall and Clarke 1892
Strophomenata - Strophomenida - Strophomenidae
Strophomena sp. Rafinesque and De Blainville 1824
Rhynchonellata - Rhynchonellida - Trigonirhynchiidae
Rostricellula cf. minnesotensis (Sardeson 1892)
Rhynchonellata - Orthida - Glyptorthidae
Glyptorthis rocklandensis (Wilson 1946)
Rhynchonellata - Orthida - Plectorthidae
Doleroides germanus n. sp. Steele and Sinclair 1971
Rhynchonellata - Orthida - Draboviidae
Pionodema cooperi n. sp. Steele and Sinclair 1971
Rhynchonellata - Atrypida - Anazygidae
Hallina canadensis n. sp.
synonym of Anazyga
Stenolaemata - Cryptostomata - Rhinidictyidae
? Phyllodictya sp. Ulrich 1882
Pachydictya spp.
Stictopora sp. Hall 1847
Stenolaemata - Trepostomata - Heterotrypidae
Heterotrypa sp. Nicholson 1879
Dekayia cf. typica
Stenolaemata - Trepostomida - Amplexoporidae
Monotrypella sp.
Stenolaemata - Trepostomida
Nicholsonella cf. wilsonae
Stenolaemata - Trepostomida - Monticuliporidae
Homotrypa cf. lowvillensis
Hyolithida - Hyolithidae
Hyolithes cf. baconi
Tentaculita - Cornulitida - Cornulitidae
Cornulites sp. Schlotheim 1820
Ostracoda - Leperditicopida - Leperditiidae
? Eoleperditia sp. Swartz 1949
Ostracoda - Palaeocopida - Cryptophyllidae
Cryptophyllus oboloides
Ostracoda - Palaeocopida - Leperditellidae
Leperditella cf. tumida
Punctaparchites rugosus (Jones 1858)
Ostracoda - Podocopida - Bairdiidae
Krausella arcuata
Krausella calvini
Ostracoda - Podocopida - Bythocyprididae
? Bythocypris granti
? Bythocypris cylindrica (Hall 1871)
recombined as Phelobythocypris cylindrica
Ostracoda - Leperditellocopida - Schmidtellidae
Schmidtella affinis
Ostracoda - Leperditellocopida - Aparchitidae
Macronotella sp. Ulrich 1894
Saccelatia arrecta
Ostracoda - Hollinocopida - Euprimitiidae
Hallatia particylindrica
Ostracoda - Hollinocopida - Tvaerenellidae
Levisulculus michiganensis
Diplopsis cf. frequens
replaced by Eoaquapulex
Ostracoda - Hollinocopida - Tetradellidae
Tetradella ulrichi
Ostracoda - Hollinocopida - Eurychilinidae
? Apatochilina sp.
Eurychilina subradiata
Ostracoda - Beyrichicopida - Bolliidae
Dicranella bicornis
Ostracoda - Beyrichicopida - Aechminidae
Byrsolopsina planilateralis
Trilobita - Asaphida - Asaphidae
Isotelus sp. Dekay 1824
Trilobita - Corynexochida - Illaenidae
Nanillaenus conradi (Billings 1859)
recombined as Thaleops conradi
Bumastoides milleri (Billings 1859)
Trilobita - Proetida - Bathyuridae
Raymondites spiniger (Hall 1847)
recombined as Bathyurus (Raymondites) spiniger
Trilobita - Phacopida - Cheiruridae
Ceraurus pleurexanthemus Green 1832
Trilobita - Phacopida - Pterygometopidae
? Calyptaulax sp. Cooper 1930
Crinoidea
Crinoidea indet. Miller 1821
Crinoidea - Homocrinida - Homocrinidae
Ectenocrinus sp. n. sp. Miller 1889
Edrioasteroidea - Hemicystitidae
Foerstediscus cf. grandis
Asteroidea - Hadrosida - Urasterellidae
Urasterella cf. grandis (Meek 1872)
recombined as Salteraster grandis
see common names

Geography
Country:Canada State/province:Ontario County:Braeside
Coordinates: 45.4° North, 76.7° West (view map)
Paleocoordinates:25.0° South, 52.9° West
Basis of coordinate:estimated from map
Geographic resolution:local area
Time
Period:Ordovician Epoch:Late/Upper Ordovician
10 m.y. bin:Ordovician 4
Key time interval:Blackriveran Conodont zone: Belodina compressa
Age range of interval:460.90000 - 449.50000 m.y. ago
Stratigraphy
Formation:Chaumont
Local section:Braeside Beds Local bed:Unstated
Stratigraphic resolution:group of beds
Stratigraphy comments: Black Riveran
Lithology and environment
Primary lithology: "limestone"
Secondary lithology: "shale"
Lithology description: thin-bedded (.5" - 6"), shaly calcarenite and calcilutite. Up to 3 ft. thick alternating with 3-5 ft. interval of more thinly bedded ls.
Environment:shallow subtidal indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:bulk,field collection
Reason for describing collection:taxonomic analysis
Museum repositories:GSC
Metadata
Database number:55999
Authorizer:M. Patzkowsky Enterer:A. Krug
Modifier:P. Wagner Research group:marine invertebrate
Created:2005-11-10 08:13:53 Last modified:2015-12-15 14:21:36
Access level:the public Released:2005-11-10 08:13:53
Creative Commons license:CC BY
Reference information

Primary reference:

15105. H.M. Steele and G.W. Sinclair. 1971. A Middle Ordovician fauna from Braeside, Ottawa Valley, Ontario. Geological Survey of Canada Bulletin 211:1-97 [M. Patzkowsky/A. Krug]