Bed 90 (Ordovician of the United States)

Also known as SF 269

Where: Lewis County, New York (43.9° N, 75.5° W: paleocoordinates 26.8° S, 53.0° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Denley Limestone Formation, Mohawkian (457.5 - 452.5 Ma)

• Mohawkian

• bed-level stratigraphic resolution

Environment/lithology: lithified limestone

• shallow shelf
• black; micritic

Size class: macrofossils

Preservation: original calcite

Collected by R. Titus

Collection methods: bulk,

Primary reference: R. Titus. 2007. R. Titus unpublished collections. [S. Finnegan/S. Finnegan]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 104627: authorized by Seth Finnegan, entered by Seth Finnegan on 07.02.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Strophomenida - Sowerbyellidae
Sowerbyella kayi Titus 1992
Rhynchonellata
 Orthida - Platystrophiidae
 Orthida - Dalmanellidae
Paucicrura rogata Sardeson 1892
 Atrypida - Anazygidae
"Anazyga recurvirostris" = Anazyga recurvirostra
"Anazyga recurvirostris" = Anazyga recurvirostra Hall 1847
Stenolaemata
 Cryptostomata - Rhinidictyidae
 Trepostomata - Aisenvergiidae
 Trepostomida - Monticuliporidae
Trilobita
 Phacopida - Cheiruridae
Ceraurus pleurexanthemus Green 1832 trilobite
 Phacopida - Calymenidae
"Flexicalymene senaria" = Flexicalymene (Flexicalymene) senaria
"Flexicalymene senaria" = Flexicalymene (Flexicalymene) senaria Conrad 1841 trilobite
Crinoidea
 Flexibilia - Cupulocrinidae
 Myelodactylida - Iocrinidae
Iocrinus trentonensis Walcott 1883 Sea lily
 Rhombifera - Cheirocrinidae