Annona Chalk overlying Ozan Formation at what is now called White Cliffs Natural Area, with the Little River in the foreground, Howard County, AR (c. 1910)
^ abMcFarland, John David (2004) [1998]. (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). {{cite journal}}: Missing or empty |title= (help)
^ abcdefghijklmnopqrstuvwxyzaaabacadaeafagahaiajakalamanaoapaqCollins, 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. doi:10.1660/062.118.0305. JSTOR 24887762. S2CID 83921936 – via JSTOR.
Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
This article about a specific stratigraphicformation in Arkansas is a stub. You can help Wikipedia by expanding it.
ozan, formation, geologic, formation, arkansas, oklahoma, texas, preserves, fossils, dating, back, cretaceous, period, stratigraphic, range, cretaceousfossil, ammonites, from, typeformationsub, unitsaustin, groupunderliesannona, chalkoverliesaustin, chalk, bro. The Ozan Formation is a geologic formation in Arkansas Oklahoma 1 and Texas It preserves fossils dating back to the Cretaceous period Ozan FormationStratigraphic range CretaceousFossil ammonites from the Ozan FormationTypeFormationSub unitsAustin GroupUnderliesAnnona ChalkOverliesAustin Chalk Brownstown MarlThickness150 to 250 feet 1 LocationRegionArkansas OklahomaCountryUnited StatesType sectionNamed byC H Dane 2 Contents 1 Paleofauna 1 1 Ostracods 1 2 Avians 2 Outcrops 3 See also 4 ReferencesPaleofauna editOstracods edit AlatacythereA ponderosana 3 AmphicytherurA dubia 3 BairdoppilataB rotunda 3 BrachycythereB ledaforma 3 B rhomboidalis 3 B sphenoides 3 BythocyprisB windhami 3 ClithrocytherideaC fabaformis 3 CytherisC 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 CytherellaC austinensis 3 CytherelloideaC crafti 3 C ozanana 3 C spiralia 3 C tollettensis 3 CytheropteronC blakei 3 HaplocytherideaH bruceclarki 3 H councilli 3 H globosa 3 H insolita 3 H micropunctata 3 H plummeri 3 KritheK cushmani 3 K postporjecta 3 LoxoconchaL fletcheri 3 MonoceratinaM montuosa 3 M pedata 3 M prothroensis 3 OrthonotacythereO hannai 3 PhacorhabdotsP texanus 3 PterygocythereP saratogana 3 VeeniaV arachoides 3 V gapensis 3 V ozanana 3 VelarocythereV reesidei 3 Avians edit Hesperornis 4 Outcrops edit nbsp Annona Chalk overlying Ozan Formation at what is now called White Cliffs Natural Area with the Little River in the foreground Howard County AR c 1910 nbsp Another view of the same location c 1902 See also edit nbsp Paleontology portalList of fossiliferous stratigraphic units in Arkansas Paleontology in ArkansasReferences edit a b 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 a href Template Cite journal html title Template Cite journal cite journal a Missing or empty title help a b c d e f g h i j k l m n o p q r s t u v w x y z aa ab ac ad ae af ag ah ai aj ak al am an ao ap aq 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 doi 10 1660 062 118 0305 JSTOR 24887762 S2CID 83921936 via JSTOR Various Contributors to the Paleobiology Database Fossilworks Gateway to the Paleobiology Database Retrieved 17 December 2021 nbsp This article about a specific stratigraphic formation in Arkansas is a stub You can help Wikipedia by expanding it vte nbsp This article related to the Cretaceous period is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Ozan Formation amp oldid 1207287172, wikipedia, wiki, book, books, library,
