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Ordogeisonoceras amplicameratum

Cephalopoda - Dissidocerida - Geisonoceratidae

Taxonomy
Orthoceras amplicameratum was named by Hall (1847). It is the type species of Ordogeisonoceras.

It was recombined as Geisonoceras amplicameratum by Ruedemann (1926); it was recombined as Ordogeisonoceras amplicameratum by Frey (1995), Kröger and Aubrechtova (2017), Kröger and Aubrechtová (2019).

Sister species lacking formal opinion data
O. dyeri

Synonyms
  • Orthoceras ludlowense was named by Miller and Faber (1894). It is not a trace fossil. Its type locality is Ludlow (Point Pleasant Tongue), which is in a Shermanian deep subtidal shelf limestone/shale in the Clays Ferry Formation of Kentucky.

    It was recombined as Michelinoceras ludlowense by Flower (1946); it was synonymized subjectively with Ordogeisonoceras amplicameratum by Frey (1995).
Synonymy list
YearName and author
1894Orthoceras ludlowense Miller and Faber pp. 139-140
1926Geisonoceras amplicameratum Ruedemann pp. 90-91
1946Michelinoceras ludlowense Flower pp. 107-108
1995Ordogeisonoceras amplicameratum Frey p. P40
2017Ordogeisonoceras amplicameratum Kröger and Aubrechtova
2019Ordogeisonoceras amplicameratum Kröger and Aubrechtová

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classCephalopodaCuvier 1797
subclassOrthoceratoidea(M'Coy 1844)
orderDissidoceridaZhuravleva 1964
familyGeisonoceratidaeZhuravleva 1959
genusOrdogeisonoceras
speciesamplicameratum(Hall 1847)

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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Invalid names: Michelinoceras ludlowense Miller and Faber 1894 [synonym]
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: base of the Turinian to the top of the Maysvillian or 457.30000 to 449.60000 Ma

Collections (8 total)


Time interval Ma Country or state Original ID and collection number
Turinian457.3 - 453.8Canada (Ontario) Orthoceras amplicameratum (185478)
Shermanian457.3 - 449.6USA (Kentucky) Orthoceras ludlowense (87974)
Shermanian457.3 - 449.6USA (New York) Orthoceras amplicameratum (76092)
Chatfieldian453.8 - 451.0USA (New York) Orthoceras amplicameratum (337 431 76091)
Chatfieldian453.8 - 451.0Canada (Ontario) Orthoceras amplicameratum (185268)
Edenian - Maysvillian451.0 - 449.6Canada (Ontario) Geisonoceras amplicameratum (26293)