Cedaria - Blountia communtiy, Pilgrim Fm. (Cambrian of the United States)

Where: Wyoming (44.7° N, 111.1° W: paleocoordinates 6.6° S, 82.6° W)

• coordinate based on political unit

• basin-level geographic resolution

When: Pilgrim Formation, Dresbachian (497.0 - 485.4 Ma)

• "Cedaria-Blountia"

Environment/lithology: marine; limestone

• "thrombolitic-stromatolitic ls., tidal channel facies BA3. shallow tidal channel thru intertidal biostrome. cratonic shelf."

Size class: macrofossils

Primary reference: J. J. Sepkoski. 2000. unpublished data. [M. Uhen/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 225: authorized by Jack Sepkoski, entered by Mike Sommers on 21.03.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

• "Sepkoski unpublished data"
Eocrinoidea
  -
Eocrinoidea indet. Jaekel 1918
Trilobita
 Ptychopariida - Plethopeltidae
Arapahoia sp. Miller 1936 trilobite
"rank 4"
 Ptychopariida - Tricrepicephalidae
Meteoraspis sp. Resser 1935 trilobite
"accessory"
 Ptychopariida - Marjumiidae
Modocia sp. Walcott 1924 trilobite
"rank 8"
Syspacheilus sp. Resser 1938 trilobite
"rank 3"
 Ptychopariida - Kingstoniidae
Blountia sp. Walcott 1916 trilobite
"rank 2"
Kingstonia sp. Walcott 1924 trilobite
"rank 5"
Ankoura sp. Resser 1938 trilobite
"rank 6"
 Ptychopariida - Menomoniidae
"Densonella sp." = Menomonia
"Densonella sp." = Menomonia Walcott 1916 trilobite
"accessory"
 Olenida - Cedariidae
Cedaria sp. Walcott 1924 trilobite
"rank 1"
  - Llanoaspididae
Paracedaria sp. Duncan 1949 trilobite
"accessory"
Genevievella sp. Lochmann 1936 trilobite
"rank 7"
Artiopoda
 Agnostida - Agnostidae
Kormagnostus sp. Resser 1938
"accessory"
Paterinata
 Paterinida - Paterinidae
Micromitra sp. Meek 1873
"rank 4' (less than trilobites)"
Lingulata
 Lingulida - Dysoristidae
Dysoristus sp. Bell in Lochman and Duncan 1941
"rank 2' (less than trilobites)"
 Lingulida - Obolidae
Lingulella sp. Salter 1866
"rank 3' (less than trilobites)"
Dicellomus sp.
"rank 1' (less than trilobites)"
Hyolitha
 Hyolithida - Hyolithidae
Hyolithes sp. d'Eichwald 1840