Oyster-ammonite Conglomerate loc. III, Agatdalen, Nugssuaq (Cretaceous of Greenland)

Also known as Western side of Agatdalen, 510-530 m

Where: Greenland (70.6° N, 53.1° W: paleocoordinates 61.8° N, 17.8° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Maastrichtian (72.1 - 66.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: offshore; lithified, concretionary, calcareous shale

• 'derived Maastrichtian calcareous concretions in a shaly matrix'

Size class: macrofossils

Preservation: mold/impression

Collection methods: 'Most of the material described in this paper was collected during the Nugssuaq Expeditions in 1938-1939 and during the current geological mapping of Svartenhuk and Nugssuaq under the auspices of the Geological Survey of Greenland. Both were carried out under the leadership of Professor A. Rosenkrantz.' The author himself joined two of the expeditions.

•Repository: Natural History Museum of Denmark (MGUH)

Primary reference: T. Birkelund. 1965. Ammonites from the Upper Cretaceous of West Greenland. Meddelelser om Grønland 179(7):1-192 [M. Aberhan/S. Nurnberg]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 70223: authorized by Martin Aberhan, entered by Sabine Nürnberg on 20.03.2007, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Spirulida - Groenlandibelidae
Cyrtobelus birkelundae n. sp.2 Fuchs et al. 2012
 Ammonitida - Scaphitidae
Scaphites (Discoscaphites) waagei, "Scaphites (Discoscaphites) angmartussutensis n. sp." = Hoploscaphites angmartussutensis
Scaphites (Discoscaphites) waagei Birkelund 1965 ammonite
incl. 25 fragments
"Scaphites (Discoscaphites) angmartussutensis n. sp." = Hoploscaphites angmartussutensis Birkelund 1965 ammonite
 Ammonitida - Baculitidae
Baculites cf. meeki Elias 1933 ammonite
 Ammonitida - Tetragonitidae
Saghalinites wrighti n. sp. Birkelund 1965 ammonite
 Phylloceratida - Phylloceratidae
Malacostraca
 Decapoda - Homolidae
"Eohomola adelphina n. gen. n. sp." = Latheticocarcinus adelphinus1
"Eohomola adelphina n. gen. n. sp." = Latheticocarcinus adelphinus1 Collins and Wienberg Rasmussen 1992 crab
 Decapoda -
Dromiopsis granulata n. sp.1 Collins and Wienberg Rasmussen 1992 crab
 Decapoda - Lyreididae
Lyreidus rosenkrantzi n. sp.1 Collins and Wienberg Rasmussen 1992 crab
 Decapoda - Mecochiridae
Mecochirus rostratus1 Collins and Wienberg Rasmussen 1992 decapod