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Ryugasella ryugasensis

Cephalopoda - Ammonitida - Diplomoceratidae

Taxonomy
Ryugasella ryugasensis was named by Wright and Matsumoto (1954). Its type specimen is GT. I-2862 and is a 3D body fossil.

Sister species lacking formal opinion data
R. antarctica

Synonymy list
YearName and author
1954Ryugasella ryugasensis Wright and Matsumoto p. 122 figs. pl. 7, fig. 4a-d; text-figs. 7, 13 A-E

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitidaHaeckel 1866
suborderAncyloceratinaWiedmann 1966
superfamilyTurrilitoidea(Gill 1871)
familyDiplomoceratidaeSpath 1926
genusRyugasella
speciesryugasensisWright and Matsumoto 1954

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.

†Ryugasella ryugasensis Wright and Matsumoto 1954
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragoniteo
Environment: marinec
Locomotion: fast-movingo
Life habit: nektonico
Diet: carnivoreo
Vision: well-developedc
Created: 2005-01-28 02:27:03
Modified: 2009-10-08 14:14:55
Source: o = order, c = class
References: Kiessling 2003, Kiessling 2004

Age range: Early/Lower Campanian or 83.60000 to 72.20000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Early/Lower Campanian83.6 - 72.2USA (California) Ryugasella ryugasensis (225634)