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Arctocephalites (Cranocephalites) costidensus

Cephalopoda - Ammonitida - Cardioceratidae

Taxonomy
Arctocephalites (Cranocephalites) costidensus was named by Imlay (1962). Its type specimen is USNM 130745, a shell, and it is a 3D body fossil. Its type locality is USGS Mesozoic loc. 24116, Little Nelchina River, Talkeetna Mts., Cook Inlet, which is in a Bathonian marine siliciclastic in the Tuxedni Formation of Alaska.

Sister species lacking formal opinion data

Synonymy list
YearName and author
1962Arctocephalites (Cranocephalites) costidensus Imlay p. 24 figs. Pl 2, figs 11-19

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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
speciescostidensus

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 2003, Kiessling 2004

Age range: Bathonian or 168.20000 to 165.30000 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Bathonian168.2 - 165.3USA (Alaska) Arctocephalites costidensus (68754 68758 type locality: 68759 68761 68769 68771 68773 68774 68806)