Where: Navajo County, Arizona (36.0° N, 111.0° W: paleocoordinates 37.4° N, 74.2° W)
• coordinate stated in text
• small collection-level geographic resolution
When: upper sandstone Member (Dakota Formation), Late/Upper Cenomanian (99.6 - 93.5 Ma)
• Collection comes from the upper Cenomanian Metoicoceras mosbyensis Zone
• bed-level stratigraphic resolution
Environment/lithology: estuary or bay; lithified, sandy sandstone and lithified shale
Size classes: macrofossils, microfossils
Preservation: mold/impression, recrystallized
Reposited in the NMMNH
Collection methods: bulk, quarrying,
Primary reference: J. I. Kirkland. 1996. Paleontology of the Greenhorn cylcothem (Cretaceous: late Cenomanian to middle Turonian) at Black Mesa, northeastern Arizona. New Mexico Museum of Natural History and Science Bulletin 9:1-131 [P. Harries/P. Harries/P. Harries]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 53489: authorized by Peter Harries, entered by Peter Harries on 09.09.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Gastropoda | |
Neritina spp. Lamarck 1816 snail | |
Admetopsis subfusiformis snail | |
Craginia turriformis turret shell | |
Pyrgulifera ornata snail | |
Voysa varia cerith snail | |
Bivalvia | |
Parvilucina juvenis clam | |
Anatimya virgata clam | |
Cymbophora sp. Gabb 1869 clam | |
Fulpia pinguis clam | |
Barbatia tramitensis clam | |
Flemingostrea prudentia oyster
Crassostrea soleniscus oyster | |
Anomia ponticulana jingle | |
Brachiodontes filisculptus mussel | |
Nuculana mutuata pointed nut clam | |
Polychaeta | |
Gymnolaemata | |
cf. Membranipora sp. Blainville 1834 | |
Lingulata | |
Thecostraca | |
? Scalpellum sp. Leach 1818 barnacle |