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Arctocephalites (Cranocephalites) gracilis

Cephalopoda - Ammonitida - Cardioceratidae

Taxonomy
Cranocephalites gracilis was named by Spath (1932).

It was recombined as Arctocephalites (Cranocephalites) gracilis by Imlay (1962).

Sister species lacking formal opinion data
A. sphaericus

Synonymy list
YearName and author
1932Cranocephalites gracilis Spath
1962Arctocephalites (Cranocephalites) gracilis Imlay p. 24

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
subclassAmmonoidea()
RankNameAuthor
orderAmmonitidaHaeckel 1866
suborderAmmonitinaHyatt 1889
superfamilyStephanoceratoidea(Newmayr 1875)
familyCardioceratidaeSiemiradzki 1891
subfamilyArctocephalitinaeMeledina 1968
genusArctocephalites
subgenusCranocephalites
speciesgracilis(Spath 1932)

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.

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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 2004, Kiessling 2003

Age range: Bathonian or 168.20000 to 165.30000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Bathonian168.2 - 165.3USA (Montana) Arctocephalites gracilis (68844 68865)