UO 13522 (Cretaceous of the United States)

Also known as UO 13522 Mitchell

Where: Wheeler County, Oregon (44.6° N, 120.2° W: paleocoordinates 44.2° N, 74.5° W)

• coordinate stated in text

When: Brewericeras hulenense ammonoid zone, main mudstone Member (Hudspeth Formation), Albian (113.0 - 100.5 Ma)

Environment/lithology: shallow subtidal; mudstone

Size class: macrofossils

Collection methods: quarrying,

Primary reference: G. J. Retallack, G. E. Carr, and A. P. Broz. 2023. Early Cretaceous pterosaur guano deposit from central Oregon, USA. Lethaia 56(1):1-12 [N. Famoso/N. Famoso]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 229463: authorized by Nicholas Famoso, entered by Nicholas Famoso on 12.03.2023

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Pinopsida
 Pinales - Taxaceae
Cyparissidium gracile, Elatides splendida
Cyparissidium gracile Heer 1868 yew
 Pinales - Taxodiaceae
Margeriella cretacea
 Coniferales - Podocarpaceae
Elatocladus smittianus
 Bennettitales -
Cycadeospermum lineatum
Cycadeospermum lineatum Lesquereux 1891
Cycadopsida
 Cycadales -
"Nilssonia schaumburgensis" = Nilsonia, "Nilssonia canadensis" = Nilsonia
"Nilssonia schaumburgensis" = Nilsonia cycads
"Nilssonia canadensis" = Nilsonia cycads
Polypodiopsida
 Gleicheniales - Polypodiidae
Nathorstia angustifolia
 Equisetales - Equisetidae
Equisetum burchardtii
Bivalvia
 Carditida - Astartidae
Opis popenoei
Opis popenoei Squires and Saul 2009 clam
 Myalinida - Inoceramidae
Actinoceramus concentricus
Actinoceramus concentricus Parkinson 1819 clam
 Pectinida - Buchiidae
Aucellina dowlingi
Aucellina dowlingi McLearn 1945 scallop
Gastropoda
 Sorbeoconcha - Aporrhaidae
"Anchura biangulata" = Pseudanchura biangulata
"Anchura biangulata" = Pseudanchura biangulata Anderson 1938 snail
 Pseudomelanoidea - Pseudomelaniidae
Pseudomelania colusaensis
Pseudomelania colusaensis Anderson 1958 snail
Cephalopoda
 Ammonitida - Baculitidae
Lechites comanchensis
 Ammonitida - Anisoceratidae
Anisoceras merriami
 Ammonitida - Tetragonitidae
"Tetragonites hulenensis" = Tetragonites (Tetragonites) kitchini
"Tetragonites hulenensis" = Tetragonites (Tetragonites) kitchini Krenkel 1910 ammonite
 Ammonitida - Desmoceratidae
"Desmoceras latidorsatum" = Desmoceras (Desmoceras) latidorsatum, Desmoceras alamoense, Brewericeras hulenense, "Puzosia dilleri" = Puzosia hoffmanni
"Desmoceras latidorsatum" = Desmoceras (Desmoceras) latidorsatum Michelin 1838 ammonite
Desmoceras alamoense Anderson 1958 ammonite
Brewericeras hulenense Anderson 1938 ammonite
"Puzosia dilleri" = Puzosia hoffmanni Gabb 1864 ammonite
 Nautilida - Nautilidae
Cymatoceras carlottense
Cymatoceras carlottense Whiteaves 1900 nautiloid
Thecostraca
 Balanomorpha - Balanidae
Balanidae indet.
Balanidae indet. Leach 1817 barnacle
Echinoidea
 Cidaroida - Cidaridae
Cidaridae indet.
Cidaridae indet. Gray 1825 pencil urchin
 Cidaroida - Polycidaridae
Paracidaris sp.
Paracidaris sp. pencil urchin
Chondrichthyes
 Lamniformes - Otodontidae
"Cretalamna sp." = Cretolamna
"Cretalamna sp." = Cretolamna Glikman 1958 mackerel shark
 Lamniformes - Mitsukurinidae
Scapanorhynchus sp.
Scapanorhynchus sp. Woodward 1889 goblin shark
 Squatiniformes - Squatinidae
Squatina sp.
Squatina sp. Dumeril 1806 angel shark
Reptilia
 Ichthyosauria - Ophthalmosauridae
Platypterygius americanus
Platypterygius americanus Nace 1939 ichthyosaur
 Ornithischia -
Ornithopoda indet.
Ornithopoda indet. Marsh 1881 ornithopod
 Pterosauria - Azhdarchidae
Bennettazhia oregonensis
Bennettazhia oregonensis Gilmore 1928 pterosaur
Actinopteri
 Teleostei -
Teleostei indet.
Teleostei indet. Müller 1846
 Ichnofossils -
Teredolites clavatus
Teredolites clavatus Leymerie 1842