Residuary Auburn Chert Beds, east of Auburn : Turinian, Missouri

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Demospongiae - Streptosclerophorida - Hindiidae
Hindia ? parva
Anthozoa - Stauriida - Streptelasmatidae
Streptelasma ? corniculum Hall 1847
Anthozoa - Lichenariida - Lichenariidae
Lichenaria ? typa Winchell and Schuchert 1895
Lingulata - Lingulida - Lingulidae
Lingula informal sp. indet. Bruguiére 1797
Rhynchonellata - Atrypida - Anazygidae
Zygospira recurvirostra (Hall 1847)
Rhynchonellata - Atrypida - Protozygidae
Zygospira nicolleti (Winchell and Schuchert 1892)
Rhynchonellata - Orthida - Draboviidae
Dalmanella subaequata (Conrad 1843)
Rhynchonellata - Orthida - Dalmanellidae
Dalmanella testudinaria (Dalman 1828)
Rhynchonellata - Orthida - Hesperorthidae
Orthis tricenaria Conrad 1843
Strophomenata - Strophomenida - Strophomenidae
Strophomena incurvata (Shephard 1838)
    = Strophomena auburnensis Fenton 1928
Cooper 1956
Gastropoda - Bellerophontida - Bellerophontidae
Bellerophon capax Ulrich and Scofield 1897
Gastropoda - Bellerophontida - Bucaniidae
Conradella fimbriata Ulrich and Scofield 1897
Bucania halli Ulrich and Scofield 1897
Gastropoda - Bellerophontida - Pterothecidae
Carinaropsis phalera (Sardeson 1892)
Carinaropsis acuta Ulrich and Scofield 1897
Pterotheca informal sp. undet. Salter 1853
Pterotheca expansa (Emmons 1842)
unclassified
Rhinodictya informal sp. indet.
Gastropoda - Euomphalina - Helicotomidae
Helicotoma missouriensis n. sp. Branson 1909
Helicotoma tennesseensis Safford 1869
Gastropoda - Euomphalina - Holopeidae
Holopea insignis Ulrich and Scofield 1897
Gastropoda - Euomphalina - Platyceratidae
Strophostylus textilis (Miller 1897)
Gastropoda - Murchisoniina - Murchisoniidae
Hormotoma fasciata n. sp. Branson 1909
Gastropoda - Murchisoniina - Hormotomidae
Hormotoma gracilis (Hall 1847)
Hormotoma gracilis sublaxa
Gastropoda - Murchisoniina - Eotomariidae
Eotomaria dryope (Billings 1865)
Liospira micula (Hall and Whitney 1862)
Liospira progne (Billings 1860)
Gastropoda - Murchisoniina - Gosseletinidae
Hormotoma latiangularis n. sp. Branson 1909
Cataschisma typa n. gen., n. sp. Branson 1909
Gastropoda - Murchisoniina - Lophospiridae
Lophospira oweni Ulrich and Scofield 1897
Lophospira saffordi Ulrich and Scofield 1897
Lophospira obliqua Ulrich and Scofield 1897
Lophospira perangulata (Hall 1847)
Lophospira fillmorensis Ulrich and Scofield 1897
Rostroconchia - Ribeirioida - Technophoridae
Technophorus bellistriatus n. sp. Branson 1909
Tergomya - Archinacellida - Archinacellidae
Archinacella informal sp. undet. Ulrich and Scofield 1897
Archinacella patelliformis (Hall 1847)
Tergomya - Tryblidiida - Tryblidiidae
Helcionopsis informal sp. undet. Ulrich and Scofield 1897
Tergomya - Cyrtonellida - Cyrtolitidae
Cyrtolites retrorsus Ulrich and Scofield 1897
Bivalvia - Modiomorphida - Modiomorphidae
Whiteavesia subcarinata
? Psiloconcha informal sp. undet. Ulrich 1894
Modiolopsis expansa n. sp.
Modiolopsis informal sp. undet. Hall 1847
Modiolodon subrhomboideus n. sp.
Goniophora carinata
Parallelodus obliquus n. gen., n. sp. Branson 1909
Bivalvia - Pholadomyida - Pholadomyidae
Rhytimya informal sp. undet. Ulrich 1893
Bivalvia - Pholadomyida
Sphenolium informal sp. undet. Miller 1889
Bivalvia - Cyrtodontida - Cyrtodontidae
Cyrtodonta informal sp. indet. Billings 1858
Cyrtodonta billingsi Ulrich 1894
Bivalvia - Solemyida - Ctenodontidae
Ctenodonta costata n. sp.
Ctenodonta medialis
Ctenodonta oviformis
Ctenodonta auburnensis n. sp. Branson 1909
Ctenodonta nasuta (Hall 1847)
Cephalopoda - Oncocerida - Oncoceratidae
Cyrtoceras billingsi Clarke 1897
Cephalopoda - Oncocerida
Cyrtoceras informal sp. undet.
Cephalopoda - Pseudorthocerida - Spyroceratidae
Orthoceras bilineatum Hall 1847
Cephalopoda - Orthocerida - Proteoceratidae
Orthoceras sociale Hall in Miller 1877
Ostracoda - Palaeocopida - Primitiidae
Primitia informal n. sp. 1
Primitia informal n. sp. 2
Trilobita - Asaphida - Asaphidae
Ptychopyge informal sp. undet. Angelin 1854
Isotelus iowensis (Owen 1852)
Trilobita - Proetida - Bathyuridae
Bathyurus spiniger (Hall 1847)
Trilobita - Corynexochida - Illaenidae
Bumastus trentonensis (Emmons 1842)
Trilobita - Phacopida - Cheiruridae
Ceraurus pleurexanthemus Green 1832
Trilobita - Phacopida - Pterygometopidae
Pterygometopus lincolnensis n. sp. Branson 1909
Pterygometopus intermedius (Walcott 1879)
see common names

Geography
Country:United States State/province:Missouri County:Lincoln
Coordinates: 39.1° North, 91.0° West (view map)
Paleocoordinates:23.0° South, 66.2° West
Time
Period: Ordovician Epoch: Late Ordovician
Stage: Sandbian 10 m.y. bin: Ordovician 4
Key time interval: Turinian Conodont zone:  Phragmodus undatus
Age range of interval: 457 - 453.7 m.y. ago
Stratigraphy
Formation:Decorah Member:Spechts Ferry
Stratigraphic resolution:group of beds
Stratigraphy comments: Auburn Chert Beds. Often given as Plattin Limestone, but the Auburn Chert is an informal name and frequently said to correlate with the Spechts Ferry member of the Decorah.
Lithology and environment
Primary lithology: cherty/siliceous claystone
Environment:carbonate indet.
Taphonomy
Modes of preservation:body,original silica
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:taxonomic analysis
Museum repositories:FMNH
Metadata
Database number:175724
Authorizer:P. Wagner Enterer:P. Wagner
Modifier:P. Wagner Research group:marine invertebrate
Created:2016-01-04 21:49:36 Last modified:2016-01-04 22:22:37
Access level:the public Released:2016-01-04 21:49:36
Creative Commons license:CC BY
Reference information

Primary reference:
15775. E.B. Branson. 1909. The fauna of the residuary Auburn chert of Lincoln County, Missouri. Transactions of the Academy of Science of St. Louis 18(4):39-52 [P. Wagner/P. Wagner]

Secondary references:

44678 G. A. Cooper. 1956. Chazyan and related brachiopods. Smithsonian Miscellaneous Collections 127:1-1245 [P. Wagner/P. Wagner]
65064 P. Wagner. 2020. Subspecies kluges: a pointless taxonomic database to create species opinions for subspecies that then will be over-ruled and allow subspecies occurrences to be recognized as the subspecies rather than the parent species. [P. Wagner/P. Wagner/P. Wagner]