Denley Limestone, Roaring Brook: Chatfieldian, New York

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Crinoidea - Merocrinidae
Merocrinus corroboratus
Merocrinus typus
Crinoidea - Heterocrinidae
Heterocrinus heterodactylus Hall 1847
Crinoidea
Lichenocrinus sp. Hall 1866
Soluta - Dendrocystitida - Dendrocystitidae
Dendrocystites paradoxocus
Conodonta - Distacodidae
Distacodus falcatus
Conodonta - Protopanderodontida - Drepanoistodontidae
Drepanoistodus sp. Lindstrom 1971
Drepanoistodus suberectus (Branson and Mehl 1933)
Oistodus venustus Stauffer 1935
recombined as Drepanoistodus venustus
Conodonta - Protopanderodontida - Protopanderodontidae
Scolopodus insculptus (Branson and Mehl 1933)
recombined as Protopanderodus insculptus
Conodonta - Ozarkodinida
Periodon grandis (Ethington 1959)
Conodonta - Prioniodontida
Phragmodus undatus
Conodonta - Prioniodontida - Balognathidae
Amorphognathus tvaerensis
Icriodella superba
Conodonta - Belodellida - Dapsilodontidae
Acodus mutatus (Branson and Mehl 1933)
recombined as Dapsilodus mutatus
Cephalopoda - Dissidocerida - Geisonoceratidae
Geisonoceras lineolatus
Geisonoceras tenuitextum
Geisonoceras tenuistriatum
Orthoceras amplicameratum Hall 1847
recombined as Ordogeisonoceras amplicameratum
Cephalopoda - Endocerida - Endoceratidae
Endoceras proteiforme Hall 1847
Cameroceras trentonense Conrad 1842
Cephalopoda - Oncocerida - Oncoceratidae
Cyrtorizoceras sp. Hyatt 1900
Oncoceras constrictum
Cephalopoda - Tarphycerida - Trocholitidae
Trocholites ammonius Conrad 1838
Gastropoda - Bellerophontida - Sinuitidae
Sinuites bilobatus (de Sowerby and Murchison 1839)
"corrugatus"
    = Sinuites corrugatus Hall 1847
Wahlman 1992
synonym of Sinuites cancellatus
Bivalvia - Solemyida - Ctenodontidae
Ctenodonta levata Raymond 1902
synonym of Ctenodonta peracuta
Lingulata - Lingulida - Trematidae
Schizocrania filosa
Lingulata - Lingulida - Obolidae
Lingula riciniformis Hall 1847
recombined as Glossina riciniformis
Rhynchonellata - Orthida - Platystrophiidae
Platystrophia sp. King 1850
Rhynchonellata - Orthida - Dalmanellidae
Paucicrura rogata (Sardeson 1892)
Strophomenata - Strophomenida - Rafinesquinidae
Rafinesquina praecursor
Rafinesquina alternata (Conrad 1838)
Strophomenata - Strophomenida - Sowerbyellidae
Sowerbyella sp. Jones 1928
Stenolaemata - Trepostomata - Aisenvergiidae
Newportopora typicalis
Eridotrypa mutabilis Ulrich 1893
Stenolaemata - Trepostomata - Batostomellidae
Bythopora sp. Miller and Dyer 1878
Stenolaemata - Trepostomata - Heterotrypidae
Dekayia sp. Milne-Edwards and Haime 1851
Stenolaemata - Trepostomida - Amplexoporidae
Amplexopora minnesotensis
Stenolaemata - Trepostomida - Monticuliporidae
Prasopora similatrix
Stenolaemata - Cryptostomata - Rhinidictyidae
Pachydictya acuta
Stictopora blackensis
Stenolaemata - Cryptostomata - Escharoporidae
Graptodictya sp. Ulrich 1882
Trilobita - Asaphida - Asaphidae
Isotelus gigas (Dekay 1824)
recombined as Asaphus gigas
Trilobita - Phacopida - Calymenidae
Flexicalymene senaria (Conrad 1841)
recombined as Flexicalymene (Flexicalymene) senaria
see common names

Geography
Country:United States State/province:New York
Coordinates: 44.0° North, 75.0° West (view map)
Paleocoordinates:26.9° South, 52.6° West
Basis of coordinate:estimated from map
Geographic resolution:small collection
Time
Period:Ordovician Epoch:Late/Upper Ordovician
10 m.y. bin:Ordovician 4-5
Key time interval:Chatfieldian Graptolite zone: Climacograptus americanus
Age range of interval:453.70000 - 451.10000 m.y. ago
Stratigraphy
Geological group:Lower Trenton Formation:Denley Limestone Member:Glendale
Stratigraphic resolution:member
Stratigraphy comments: Geisonoceras community, listed as Middle Caradoc/Denmarkian. M5.
Lithology and environment
Primary lithology:shelly/skeletal poorly lithified calcareous "shale"
Lithology description: Interbedded calcisiltites and fine crinoidal calcarenites with some shelly calcarenites and calcareous shale interbeds
Environment:deep subtidal shelf
Geology comments: No algae!
Taphonomy
Modes of preservation:body,trace
Degree of concentration:-single event
Size of fossils:macrofossils,mesofossils
Temporal resolution:snapshot
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:76091
Authorizer:P. Novack-Gottshall, P. Wagner Enterer:P. Hearn, P. Wagner
Modifier:P. Wagner Research group:marine invertebrate
Subset of collection #:337
Created:2007-11-13 11:34:16 Last modified:2018-03-25 23:05:06
Access level:the public Released:2007-11-13 11:34:16
Creative Commons license:CC BY
Reference information

Primary reference:
25788. R. Titus and B. Cameron. 1976. Fossil communities of the lower Trenton Group (Middle Ordovician) of central and northwestern New York State. Journal of Paleontology 50:1209-1225 [P. Novack-Gottshall/P. Hearn]

Secondary references:

10963 G.P. Wahlman. 1992. Middle and Upper Ordovician symmetrical univalved mollusks (Monoplacophora and Bellerophontina) of the Cincinnati Arch region. United States Geological Survey Professional Paper 1066(O):1-123 [P. Wagner/P. Wagner/E. Ito]