Mist crinoid locality BM (Oligocene of the United States)

Where: Columbia County, Oregon (46.0° N, 123.3° W: paleocoordinates 45.7° N, 112.4° W)

• coordinate estimated from map

When: Keasey Formation, Rupelian (33.9 - 28.1 Ma)

Environment/lithology: offshore; concretionary, tuffaceous siltstone and argillaceous mudstone

• deep-water, concretionary, tuffaceous siltstones and clayey mudstones

Size class: macrofossils

Primary reference: C. Burns, K. A. Campbell, and R. Mooi. 2005. Exceptional crinoid occurrences and associated carbonates of the Keasey Formation (Early Oligocene) at Mist, Oregon, USA. Palaeogeography, Palaeoclimatology, Palaeoecology 227:210-231 [M. Uhen/M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 201484: authorized by Mark Uhen, entered by Mark Uhen on 09.05.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Asteroidea indet.
starfish of Blake (1973)
Chondrichthyes indet.
shark teeth of Welton (1979)
Osteichthyes indet.
fish scales of David (1956)
Crinoidea
 Isocrinida - Isocrinidae
Isocrinus sp. von Meyer 1836 Sea lily
Echinoidea
 Salenioida - Saleniidae
Salenia schencki Zullo et al. 1964 sea urchin
 Spatangoida - Schizasteridae
Malacostraca
 Decapoda -
Decapoda indet. Latreille 1802 decapod
Bivalvia
 Nuculida - Nuculidae
Nucula sp. Lamarck 1799 nut clam
Acila sp. Adams and Adams 1858 divaricate nutclam
 Nuculanida - Nuculanidae
Poroleda sp. Hutton 1893 pointed nut clam
Litorhadia sp. Stewart 1930 pointed nut clam
 Nuculanida - Malletiidae
"Minormalletia sp." = Malletia
"Minormalletia sp." = Malletia des Moulins 1832 clam
 Nuculanida - Yoldiidae
Yoldia sp. Möller 1842 clam
 Pholadida - Teredinidae
Teredo sp. Linnaeus 1758 clam
 Cardiida - Erycinidae
Erycina sp. Lamarck 1805 clam
 Cardiida - Tellinidae
Tellina sp. Linnaeus 1758 tellin clam
 Cardiida - Cardiidae
Nemocardium sp. Meek 1876 cockle
 Ostreida - Malleidae
Isognomon sp. Lightfoot 1786 oyster
 Pectinida - Propeamussiidae
Propeamussium sp. de Gregorio 1884 mud scallop
 Pectinida - Pectinoidae
Delectopecten sp. Stewart 1930 scallop
 Mytilida - Crenellidae
Crenella sp. Brown 1827 clam
Scaphopoda
 Dentaliida - Fustiariidae
Fustiaria sp. Stoliczka 1868 tusk shell
 Dentaliida - Dentaliidae
Dentalium sp. Linnaeus 1758 tusk shell
Gastropoda
 Opisthobranchiata - Cylichnidae
Scaphander sp. Monfort 1810 snail
 Sorbeoconcha - Naticidae
Naticidae indet. Guilding 1834 moon snail
 Sorbeoconcha - Ranellidae
Argobuccinum sp. Bruguière 1792 triton shell
Fusitriton sp. Cossmann 1903 triton shell
 Neogastropoda - Costellariidae
Conomitra sp. Conrad 1865 ribbed mitre
 Neogastropoda - Fasciolariidae
Fusinus sp. Rafinesque 1815 snail
 Patellogastropoda -
Patellogastropoda indet. Lindberg 1986 limpet
limpets
 Patellida - Lottiidae
Acmaea sp. Eschscholtz 1830 limpet
 Seguenzioidea - Eucyclidae
? Bathybembix sp. Crosse 1892 snail
Anthozoa
 Scleractinia - Flabellidae
Flabellum hertleini Durham 1942 stony coral
unclassified
  -
Plantae indet. Haeckel 1866
leaves