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Bitaunioceras undulatum

Cephalopoda - Pseudorthocerida - Spyroceratidae

Taxonomy
Bitaunioceras undulatum was named by Niko and Nishida (1987). Its type specimen is UMUT PM 17973 and is a 3D body fossil. Its type locality is Mizuyagadani Valley, Volcanic Sandstone, Fukuji District, Gifu Prefecture, which is in a Sakmarian marine sandstone/mudstone in the Mizuyagadani Formation of Japan.

Synonymy list
YearName and author
1987Bitaunioceras undulatum Niko and Nishida p. 37 figs. 2.1-2.7, 3.1, 3.2

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classCephalopodaCuvier 1797
subclassOrthoceratoideaZhuravleva 1994
orderPseudorthocerida
familySpyroceratidaeShimizu and Obata 1935
genusBitauniocerasShimizu and Obata 1936
speciesundulatum

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

†Bitaunioceras undulatum Niko and Nishida 1987
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Environment: marinec
Locomotion: fast-movingc
Life habit: nektonicc
Diet: carnivorec
Vision: well-developedc
Created: 2004-02-28 11:51:48
Modified: 2023-08-18 17:28:37
Source: c = class
Reference: Kiessling 2004

Age range: Sakmarian or 293.52000 to 290.10000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Sakmarian293.52 - 290.1Japan Bitaunioceras undulatum (type locality: 116012)