Ozan Formation

Ozan Formation
Stratigraphic range: Cretaceous
Ozan Formation; Stratigraphic range: Cretaceous
	Fossil ammonites from the Ozan Formation
Type	Formation
Sub-units	Austin Group
Underlies	Annona Chalk
Overlies	Austin Chalk
Thickness	150 to 250 feet[1]
Location
Region	Arkansas, Oklahoma
Country	United States
Type section
Named by	C.H. Dane[2]

The Ozan Formation is a geologic formation in Arkansas, Oklahoma[1] and Texas. It preserves fossils dating back to the Cretaceous period.

Paleofauna

Ostracods

Alatacythere

A. ponderosana[3]

Amphicytherur

A. dubia[3]

Bairdoppilata

B. rotunda[3]

Brachycythere

B. ledaforma[3]

B. rhomboidalis[3]

B. sphenoides[3]

Bythocypris

B. windhami[3]

Clithrocytheridea

C. fabaformis[3]

Cytheris

C. bicornis[3]

C. caudata[3]

C. communis[3]

C. costatana[3]

C. dallasensis[3]

C. hannai[3]

C. paraustinensis[3]

C. plummeri[3]

C. spoori[3]

C. verricula[3]

Cytherella

C. austinensis[3]

Cytherelloidea

C. crafti[3]

C. ozanana[3]

C. spiralia[3]

C. tollettensis[3]

Cytheropteron

C. blakei[3]

Haplocytheridea

H. bruceclarki[3]

H. councilli[3]

H. globosa[3]

H. insolita[3]

H. micropunctata[3]

H. plummeri[3]

Krithe

K. cushmani[3]

K. postporjecta[3]

Loxoconcha

L. fletcheri[3]

Monoceratina

M. montuosa[3]

M. pedata[3]

M. prothroensis[3]

Orthonotacythere

O. hannai[3]

Phacorhabdots

P. texanus[3]

Pterygocythere

P. saratogana[3]

Veenia

V. arachoides[3]

V. gapensis[3]

V. ozanana[3]

Velarocythere

V. reesidei[3]

Avians

Hesperornis[4]

References

McFarland, John David (2004) [1998]. "Stratigraphic summary of Arkansas" (PDF). Arkansas Geological Commission Information Circular. 36: 29. Archived from the original (PDF) on 2016-12-21. Retrieved 2018-01-12.
Dane, C.H. (10 September 1926). U.S. Geological Survey Press Bulletin (8823). Missing or empty |title= (help)
Collins, Jr., Robert J. (June 1960). Stratigraphy and Ostracoda of the Ozan, Annona, and Marlbrook Formations of southwestern Arkansas (PhD). Louisiana State University and Agricultural and Mechanical College.
Bell, Alyssa; Irwin, Kelly J.; Davis, Leo Carson (2015). "Hesperornithiform birds from the Late Creaceous (Campanian) of Arkansas, USA". Transactions of the Kansas Academy of Science. 118 (3/4): 219–229 – via JSTOR.CS1 maint: date and year (link)

Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 31 July 2014. Retrieved 8 July 2014.

This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.

[McFarland-1] McFarland, John David (2004) [1998]. "Stratigraphic summary of Arkansas" (PDF). Arkansas Geological Commission Information Circular. 36: 29. Archived from the original (PDF) on 2016-12-21. Retrieved 2018-01-12.

[2] Dane, C.H. (10 September 1926). U.S. Geological Survey Press Bulletin (8823). Missing or empty |title= (help)

[Collins1960-3] Collins, Jr., Robert J. (June 1960). Stratigraphy and Ostracoda of the Ozan, Annona, and Marlbrook Formations of southwestern Arkansas (PhD). Louisiana State University and Agricultural and Mechanical College.

[4] Bell, Alyssa; Irwin, Kelly J.; Davis, Leo Carson (2015). "Hesperornithiform birds from the Late Creaceous (Campanian) of Arkansas, USA". Transactions of the Kansas Academy of Science. 118 (3/4): 219–229 – via JSTOR.CS1 maint: date and year (link)

Ozan Formation

Paleofauna

Ostracods

Avians

See also

References