Pillar Point, west (Oligocene of the United States)

Also known as LACM 6933

Where: Clallam County, Washington (48.2° N, 124.1° W: paleocoordinates 47.9° N, 115.2° W)

• coordinate estimated from map

When: Pysht Formation, Chattian (28.1 - 23.0 Ma)

• latest Oligocene to earliest Miocene; Prothero et al. (2001) places the Pysht in the early to late Oligocene

Environment/lithology: marine; siltstone

Size class: macrofossils

Preservation: original phosphate

Reposited in the LACM

Collection methods: surface (in situ),

Primary reference: L. G. Barnes and J. L. Goedert. 2001. Stratigraphy and paleoecology of Oligocene and Miocene desmostylian occurrences in Western Washington State, U.S.A. Bulletin of the Ashoro Museum of Paleontology 2:7-22 [M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 58963: authorized by Mark Uhen, entered by Mark Uhen on 01.03.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Mammalia
 Perissodactyla -
? Kronokotherium sp. Pronina 1957 desmostylian
Scaphopoda
 Dentaliida - Dentaliidae
Bivalvia
 Pectinida - Pectinoidae
Pecten (Propeamusium) waylandi n. sp. Arnold 1906 scallop
 Pectinida - Propeamussiidae
"Pecten (Propeamusium) clallamensis n. sp." = Propeamussium clallamensis
"Pecten (Propeamusium) clallamensis n. sp." = Propeamussium clallamensis Arnold 1906 mud scallop
 Cardiida - Tellinidae
"Tellina (Angulus) sp." = Angulus
"Tellina (Angulus) sp." = Angulus Megerle 1811 tellin clam
 Solemyida - Solemyidae
Solemya sp. Children 1823 Awning Clam
 Nuculida - Nuculidae
Nucula sp. Lamarck 1799 nut clam
Cephalopoda
 Nautilida - Aturiidae
Gastropoda
 Sorbeoconcha - Naticidae
Natica sp. Scopoli 1777 moon snail
or Lunatia sp.
 Neogastropoda - Nassariidae
Fusus sp. Bruguière 1789 snail
 Neogastropoda - Marginellidae
Marginella sp. Lamarck 1799 margin shell
or Erato sp.
 Sorbeoconcha - Cassidae
"Dolium petrosum" = Liracassis petrosa
"Dolium petrosum" = Liracassis petrosa Conrad 1855 snail