Ivnaarssuit western Disko Locality 36-901 (Pleistocene of Greenland)

Also known as GCI 74-901

Where: Greenland (69.3° N, 54.9° W: paleocoordinates 69.2° N, 54.9° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Middle Pleistocene (0.8 - 0.1 Ma)

• 2m Tertiary basalt overlain by 140cm sublittoral gravel with shells followed by up to 80cm red clay/silt with scattered stones and 8m breccia, overlain by 1-2m Holocene beach gravel

• formation-level stratigraphic resolution

Environment/lithology: marine; unlithified, pebbly, silty conglomerate and unlithified, red siltstone

• 2m Tertiary basalt overlain by 140cm sublittoral gravel with shells followed by up to 80cm red clay/silt with scattered stones and 8m breccia, overlain by 1-2m Holocene beach gravel

Primary reference: O. Bennike, K.B. Hansen, K.L. Knudsen, D.N. Penney, and K.L. Rasmussen. 1994. Quaternary marine stratigraphy and geochronology in central West Greenland. Boreas 23:194-215 [A. Miller/K. Bulinski]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 75179: authorized by Arnold Miller, entered by Kate Bulinski on 25.09.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Thecostraca
 Balanomorpha - Balanidae
Gastropoda
 Neogastropoda - Muricidae
Trophon truncatus Ström 1768 murex snail
 Neogastropoda - Conidae
"Oenopota cf. exarata" = Propebela exarata
"Oenopota cf. exarata" = Propebela exarata Møller 1842 cone shell
Bivalvia
 Pectinida - Pectinoidae
"Chlamys islandica" = Chlamys (Chlamys) islandica
"Chlamys islandica" = Chlamys (Chlamys) islandica Müller 1776 scallop
 Pholadida - Myidae
"Mya truncata" = Mya (Mya) truncata
"Mya truncata" = Mya (Mya) truncata Linnaeus 1758 softshell clam
 Cardiida - Tellinidae
"? Macoma calcarea" = Macoma (Macoma) calcarea
"? Macoma calcarea" = Macoma (Macoma) calcarea Gmelin 1792 tellin clam
 Hiatellida - Hiatellidae
Hiatella arctica Linnaeus 1767 clam
Gymnolaemata
 Cheilostomata - Bryocryptellidae
 Cheilostomata - Romancheinidae
 Cheilostomata - Electridae
 Cheilostomata - Stomachetosellidae
 Cheilostomata - Schizoporellidae
Polychaeta
 Sabellida - Serpulidae
Ophiuroidea
 Ophiurida - Ophiuridae
? Ophiura sarsi brittle star
Echinoidea
 Camarodonta - Strongylocentrotidae
Strongylocentrotus droebachiensis Müller 1776 sea urchin
 Ichnofossils -
Caulostrepsis sp. Clarke 1908