KAM 1016 (Eocene of the United States)

Also known as KAM 1017, KAM 1018, KAM 1019, KAM 1020, KAM 1021, KAM 1022, KAM 1023, KAM 1024, KAM 1025

Where: Columbia County, Oregon (45.9° N, 123.3° W: paleocoordinates 46.2° N, 111.0° W)

• coordinate estimated from map

When: Keasey Formation, Priabonian (38.0 - 33.9 Ma)

• Narizian

Environment/lithology: marine; siltstone

Size class: microfossils

Primary reference: K. McDougall. 1975. The microfauna of the type section of the Keasey Formation of Northwestern Oregon. AAPG Annual Meeting, Pacific Sections 1975:343-359 [M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 207872: authorized by Mark Uhen, entered by Mark Uhen on 21.02.2020

Creative Commons license: CC BY (attribution)

Taxonomic list

Tubothalamea
 Miliolida - Hauerinidae
Foraminifera
 Lituolida - Lituolidae
  -
 Trochamminacea - Trochamminidae
Trochammina sp. Parker and Jones 1859
 Astrorhizacea - Bathysiphonidae
Bathysiphon eocenicus Huang et al. 2019
 Textulariacea - Valvulinidae
  - Chilostomellidae
  -
"Marginulina exima" = Cristellaria (Marginulina), "Marginulina sp." = Cristellaria (Marginulina)
"Marginulina exima" = Cristellaria (Marginulina)
"Marginulina sp." = Cristellaria (Marginulina) d'Orbigny 1826
 Buliminoidea - Buliminidae
Bulimina pyrula d'Orbigny 1846
Bulimina cf. ovata d'Orbigny 1846
Globobulimina pacifica Cushman 1927
Nodosariata
 Nodosariida - Nodosariidae
Dentalina sp. d'Orbigny 1826
Dentalina consobrina d'Orbigny 1846
Lagena becki Sullivan 1962
Lagena cf. substriata Williamson 1848
Nodosaria pyrula d'Orbigny 1826
 Vaginulinida - Vaginulinidae
 Polymorphinida - Polymorphinidae
 Polymorphinida - Plectofrondiculariidae
Plectofrondicularia packardi Cushman and Schenck 1928
subspecies packardi
 Robertinida - Ceratobuliminidae
Foraminifera
  -
 Rotaliina - Fursenkoinidae
 Rotaliina - Cassidulinidae
Cassidulina globosa Hantken 1875
 Rotaliacea - Rotaliidae
Globothalamea
 Rotaliida - Nonionidae
 Rotaliida - Cibicididae