LACMIP 15911 (Oligocene of the United States)

Also known as Shipwreck Point

Where: Clallam County County, Washington (48.3° N, 124.4° W: paleocoordinates 48.0° N, 113.6° W)

When: Makah Formation, Early/Lower Oligocene (33.9 - 28.4 Ma)

Environment/lithology: basinal (); lithified limestone

• "The limestone is a cold-methane-seep deposit"
• "loc. 15911 is a one-meter-thick limestone block in the Makah Formation.... Limestone block within thin-bedded sandstone and siltstone deposits"

Size class: macrofossils

Collected by Goedert, James L. in 1995; reposited in the LACM

Primary reference: J. L. Goedert and K. A. Campbell. 1995. An Early Oligocene chemosynthetic community from the Makah Formation, Northwestern Olympic Peninsula, Washington. The Veliger 38(1):22-29 [M. Uhen/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 193971: authorized by Patricia Holroyd, entered by Emily Orzechowski on 08.06.2018, edited by Mark Uhen

Creative Commons license: CC BY (attribution)

Taxonomic list

Polychaeta
  - Siboglinidae
Siboglinidae indet. Caullery 1914
vestimentiferan? worm tubes
Scaphopoda
  -
Scaphopoda indet. Bronn 1862 tusk shell
Polyplacophora
 Chitonida - Chitonidae
"Leptochiton (Leptochiton) alveolus" = Chiton alveolus
"Leptochiton (Leptochiton) alveolus" = Chiton alveolus Loven 1846 chiton
Bivalvia
 Mytilida - Mytilidae
"Modiolus (Modiolus) willapaensis" = Bathymodiolus willapaensis
"Modiolus (Modiolus) willapaensis" = Bathymodiolus willapaensis Squires and Goedert 1991 mussel
"abundant"
 Lucinida - Lucinidae
Lucinidae indet. Fleming 1828 clam
? Anodontia (Anodontia) inflata Wagner and Schilling 1923 clam
Lucinoma hannibali Clark 1925 clam
 Cardiida - Tellinidae
? Macoma sp. Leach 1819 tellin clam
 Cardiida - Vesicomyidae
? Vesicomya sp. Dall 1886 clam
Calyptogena (Calyptogena) chinookensis Squires and Goedert 1991 clam
"abundant"
 Nuculanida - Nuculanidae
Nuculana sp. Link 1807 pointed nut clam
 Solemyida - Solemyidae
Acharax sp. Dall 1908 Awning Clam
Gastropoda
 Trochoidea - Turbinidae
Margarites (Pupillaria) columbiana Squires and Goedert 1991 snail
 Trochoidea - Solariellidae
? Solariella sp. Wood 1842 snail
 Opisthobranchia - Scaphandridae
Scaphandridae indet. Sars 1878 snail
 Heterostropha - Hyalogyrinidae
Hyalogyrinidae indet. Warén and Bouchet 1993 snail
 Patellogastropoda - Patellidae
Patellidae indet. Rafinesque 1815 limpet
impet
 Sorbeoconcha - Naticidae
Naticidae indet. Guilding 1834 moon snail
 Sorbeoconcha - Provannidae
Provanna sp. Dall 1918 snail
n. sp.
Provanna antiqua Squires 1995 snail
 Neogastropoda - Buccinidae
Buccinidae indet. Rafinesque 1815 true whelk
 Neogastropoda - Cancellariidae
"Admete" sp. Müller 1842 admete
n. sp.
 Neogastropoda - Turridae
Turridae indet. Swainson 1840 turrid
 Neogastropoda - Cochlespiridae
Aforia sp. Dall 1889 aforia
 Neogastropoda - Marginellidae
Marginellidae indet. Fleming 1828 margin shell
Malacostraca
 Decapoda - Callianassidae
Callianassa sp. Leach 1814 decapod