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Rioceratida

Cephalopoda - Rioceratida - Orthoceratoidea

Taxonomy
Rioceratida was named by King and Evans (2019). It was considered paraphyletic by Pohle et al. (2022).

It was assigned to Orthoceratoidea by Pohle et al. (2022).

Synonymy list
YearName and author
2019Rioceratida King and Evans p. 80
2022Rioceratida Pohle et al. p. 21

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
RankNameAuthor
phylumMollusca
classCephalopodaCuvier 1797
familyOrthoceratoidea()
orderRioceratidaKing and Evans 2019
orderRioceratidaKing and Evans 2019

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.

Or. †Rioceratida King and Evans 2019
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Fm. †Rioceratidae Kröger and Evans 2011
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G. †Felinoceras Kröger and Evans 2011
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†Felinoceras constrictum Kröger and Evans 2011
G. †Rioceras Flower 1964
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†Rioceras consuetum Sardeson 1896
†Rioceras dartoni Flower 1964
†Rioceras depressum Flower 1964
†Rioceras escandei Thoral 1935
†Rioceras expansum Flower 1964
†Rioceras fusiforme Flower 1964
†Rioceras lobatum Flower 1964
†Rioceras nondescriptum Flower 1964
†Rioceras tubulare Flower 1964
†Rioceras wellsi Flower 1964
Invalid names: Bactroceratidae King and Evans 2019 [empty]
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 22:28:37
Source: c = class
Reference: Kiessling 2004

Age range: base of the Tremadoc to the top of the Floian or 486.40000 to 471.30000 Ma

Collections (15 total)


Time interval Ma Country or state Original ID and collection number
Demingian486.85 - 483.4USA (New Mexico) Rioceras depressum, Rioceras expansum (88833) Rioceras fusiforme, Rioceras lobatum, Rioceras nondescriptum (88827) Rioceras nondescriptum (88830)
Tremadocian486.85 - 477.1France (Languedoc-Roussillon) Rioceras escandei (101705 101706) Rioceras escandei, Felinoceras constrictum (101704)
Tremadocian - Floian486.85 - 471.3France (Languedoc-Roussillon) Rioceras escandei (101708 101712)
Canadian486.85 - 457.3USA (Maryland) Wolungoceras sp. (428)
Tremadoc486.4 - 477.1Mexico (Oaxaca) Rioceras minore, Rioceras oxacaense (9834)
Cassinian483.4 - 471.3USA (Texas) Rioceras dartoni, Rioceras wellsi, Rioceras tubulare (88838)
Cassinian483.4 - 471.3USA (Minnesota) Endoceras consuetum (56645)
Cassinian483.4 - 471.3USA (Nevada) Rioceras sp. (88775)
Floian477.1 - 471.3Morocco Rioceras sp. (235490)
Floian477.1 - 471.3Morocco (Anti Atlas) Rioceras sp. (166731)