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Eosyngastrioceras hesperium

Cephalopoda - Goniatitida - Glaphyritidae

Taxonomy
Cravenoceras hesperium was named by Miller and Furnish (1940).

It was recombined as Stenoglaphyrites hesperius by Ruzhentsev and Bogoslovskaya (1971); it was recombined as Eosyngastrioceras hesperium by Titus (2000).

Synonymy list
YearName and author
1940Cravenoceras hesperium Miller and Furnish
1964Cravenoceras hesperium Gordon, Jr. p. A9 figs. Plate 3, figures 3-5, 14-17, 21-33; text figures 4A, D, E
1971Stenoglaphyrites hesperius Ruzhentsev and Bogoslovskaya p. 301
2000Eosyngastrioceras hesperium Titus p. 40 figs. Plate 11, figures 1-13; plate 12, figures 1-4; figure 33

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderGoniatitidaHyatt 1884
suborderGoniatitinaHyatt 1884
superfamilyGastrioceratoidea()
familyGlaphyritidae
subfamilyGlaphyritinae
genusEosyngastrioceras
specieshesperium(Miller and Furnish 1940)

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.

†Eosyngastrioceras hesperium Miller and Furnish 1940
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Diagnosis
ReferenceDiagnosis
A. L. Titus 2000Species with sphaeroconic to pachyconic
conchs, very narrow umbilici, and a single prominent spiral cord on the umbilical shoulder.
Measurements
No measurements are available
Composition: aragoniteo
Environment: marinec
Locomotion: fast-movingo
Life habit: nektonico
Diet: carnivoreo
Vision: well-developedc
Created: 2005-01-28 02:36:55
Modified: 2005-10-06 16:36:08
Source: o = order, c = class
References: Kiessling 2003, Kiessling 2004

Age range: Arnsbergian or 327.00000 to 323.70000 Ma

Collections (12 total)


Time interval Ma Country or state Original ID and collection number
Chesterian335.5 - 323.2USA (Nevada) Cravenoceras hesperium (12781)
Serpukhovian330.9 - 323.2USA (Montana) Cravenoceras hesperium (5647)
Arnsbergian327.0 - 323.7USA (California) Cravenoceras hesperium (217082 217083 217084 217087 217140 217141 217142 217143 217145 217147)