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Cochlioceras

Cephalopoda - Orthocerida - Orthoceratoidea

Taxonomy
Cochlioceras was named by Eichwald (1860) [Sepkoski's age data: O Aren-u O Llde Sepkoski's reference number: 298,524]. Its type is Cochlioceras avus.

It was assigned to Baltoceratidae by Teichert et al. (1964), Crick (1981), Kröger and Evans (2011).

Species
Baltoceras burchardi, Baltoceras minor, Baltoceras striatum, C. avus (syn. C. sinense) (type species)
Species lacking formal opinion data
C. burchardi, C. roemeri

Synonyms
Synonymy list
YearName and author
1860Cochlioceras Eichwald p. 1250
1897Baltoceras Holm p. 253
1955Baltoceras Flower
1964Baltoceras Flower p. 110
1964Cochlioceras Teichert et al. p. 154
1981Baltoceras Crick p. 227
1981Cochlioceras Crick p. 227
2002Baltoceras Sepkoski
2011Cochlioceras Kröger and Evans

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
RankNameAuthor
phylumMollusca
classCephalopodaCuvier 1797
familyOrthoceratoidea()
orderOrthoceridaKuhn 1940
familyBaltoceratidaeKobayashi 1935
genusCochliocerasEichwald 1860

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.

G. †Cochlioceras Eichwald 1860
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†Cochlioceras avus Eichwald 1860
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Invalid names: Cochlioceras sinense Chang 1957 [synonym]
Invalid names: Baltoceras Holm 1897 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragoniteo
Environment: marineo
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Vision: well-developedc
Created: 2005-10-06 14:35:22
Modified: 2009-04-13 11:56:59
Source: o = order, c = class
References: Aberhan et al. 2004, Kiessling 2004

Age range: base of the Dawan to the top of the Lasnamagi or 478.80000 to 459.70000 Ma

Collections (32 total)


Time interval Ma Country or state Original ID and collection number
Tremadocian486.85 - 477.1France (Languedoc-Roussillon) C. roemeri (101706)
Tremadocian - Floian486.85 - 471.3France (Languedoc-Roussillon) C. roemeri (101707 101708)
Dawan478.8 - 466.6China (JiangSu) C. sp. (7940)
Dawan478.8 - 466.6China (Hunan and Hubei) C. sp. (7717)
Dawan478.8 - 466.6China (Guizhou) C. sp. (7358 7371 7385)
Arenig477.1 - 468.0China (Guizhou) C. sp. (4759)
Hunderum - Valaste472.1 - 465.9Sweden (Kalmar) C. avus (89246)
Chazyan471.3 - 457.3USA (Vermont) Baltoceras minor (171799 171800)
Whiterockian471.3 - 457.3USA (Nevada) Baltoceras striatum (88946)
Darriwilian469.4 - 458.2Argentina (San Juan) C. avus (87619) C. sp. (87620)
Darriwilian469.4 - 458.2China (Xinjiang) C. sp. (80009)
Kunda469.1 - 464.3Norway C. avus (163121)
Early/Lower Llanvirn468.0 - 461.1Argentina Baltoceras sp. (9026)
Llanvirn468.0 - 458.2China (JiangSu) C. sp. (7932)
Aseri464.3 - 461.4Lithuania C. sp. (207285)
Aseri464.3 - 461.4Estonia (Lääne) C. sp. (195659 195660)
Lasnamagi461.4 - 459.7Poland (Kuyavia-Pomerania) C. sp. (89471)
Lasnamagi461.4 - 459.7Sweden (Kalmar) C. sp. (87732)
Lasnamagi461.4 - 459.7Poland (Lubusz) C. sp. (89470)
Lasnamagi461.4 - 459.7Sweden C. sp. (2933)
Lasnamagi461.4 - 459.7Sweden (Siljan) C. burchardi (2943)
Lasnamagi461.4 - 459.7Sweden (Dalarna) C. burchardi (192032 192382)
Late/Upper Llanvirn461.1 - 458.2Sweden C. sp. (2931 2942)
Llandeilo461.1 - 458.2China (Hunan) C. sp. (7690)