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Gorbyoceras

Cephalopoda - Orthocerida - Proteoceratidae

Synonyms
Synonymy list
YearName and author
1935Gorbyoceras Shimizu and Obata
1935Hammelloceras Shimizu and Obata p. 6
1958Gorbyoceras Sweet
1962Gorbyoceras Flower
1964Gorbyoceras Sweet p. 256
1964Gorbyoceras Teichert et al. p. 256
1981Gorbyoceras Crick p. 228
1994Gorbyoceras Evans p. 20
2013Gorbyoceras Kröger

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
RankNameAuthor
phylumMollusca
classCephalopodaCuvier 1797
subclassOrthoceratoidea(M'Coy 1844)
orderOrthoceridaKuhn 1940
familyProteoceratidae
genusGorbyocerasShimizu and Obata 1935

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. †Gorbyoceras Shimizu and Obata 1935
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†Gorbyoceras gorbyi Miller 1894
†Gorbyoceras gracile Portlock 1843
†Gorbyoceras hammelli Foerste 1910
†Gorbyoceras tetreauense Wilson 1961
Invalid names: Hammelloceras Shimizu and Obata 1935 [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: Kiessling 2004, Aberhan et al. 2004

Age range: base of the Tremadocian to the top of the Telychian or 486.85000 to 432.90000 Ma

Collections (61 total)


Time interval Ma Country or state Original ID and collection number
Tremadocian486.85 - 477.1Canada (Nunavut) G. geronticum (88918)
Costonian - Harnagian458.2 - 457.2China (HeBei) G. sp. (7989)
Gisbornian - Harnagian458.2 - 457.2Australia (New South Wales) G. sp. (2708)
Gisbornian - Harnagian458.2 - 457.2Australia (Tasmania) G. sp. (2691)
Soudleyan - Longvillian458.2 - 455.0United Kingdom (Northern Ireland) G. bilineatum (13840)
Soudleyan - Marshbrookian458.2 - 454.0Norway G. sp. (2945)
Soudleyan - Marshbrookian458.2 - 454.0China (HeBei) G. sp. (7986)
Idavere - Oandu458.0 - 451.8Norway (Asker) G. sp. (164033)
Blackriveran457.3 - 449.6USA (Illinois, Iowa, Wisconsin) G. sp. (23752 23753 23756 23757 23758)
Blackriveran457.3 - 449.6Canada (Newfoundland and Labrador) G. tetreauense (27426 27489 27494)
Blackriveran - Rocklandian457.3 - 449.6USA (Minnesota) G. sp. (23691)
Kirkfieldian457.3 - 449.6USA (Kentucky) G. tetreauense (87821 87843)
Kirkfieldian457.3 - 449.6United Kingdom (Northern Ireland) G. bilineatum (89154)
Kirkfieldian - Shermanian457.3 - 449.6United Kingdom (Northern Ireland) G. bilineatum (89155)
Rocklandian - Kirkfieldian457.3 - 449.6United Kingdom (Northern Ireland) G. bilineatum (89153 89159)
Wildernessian457.3 - 449.6Canada (Northwest Territories) G. baffinense (26940 26945 26951 26953 26955) G. sp. (26941)
Chatfieldian453.8 - 451.0USA (Kentucky) G. tetreauense (87820)
Katian452.8 - 445.2Sweden (Dalarna) G. sp., G. alternestriatum (124939)
Katian - Hirnantian452.8 - 443.1Sweden (Dalarne) G. sp. (73413)
Eastonian452.3 - 449.0Australia (New South Wales) G. sp. (2699 2701 2707 2725 2727 2732)
Edenian - Maysvillian451.0 - 449.6Canada (Northwest Territories) G. baffinense (26943)
Vormsi449.9 - 449.5Estonia (Hiiu) G. textumaraneum (87306)
Richmondian449.6 - 445.5Canada (Ontario) Spyroceras hammelli (173012)
Richmondian449.6 - 445.5United Kingdom (Northern Ireland) G. gracile (89261) Orthoceras gracile, G. gracile (89260)
Richmondian449.6 - 445.5USA (Indiana) G. gorbyi (87932) G. hammelli (64165 87944 87959 87967) G. sp. (374)
Richmondian449.6 - 445.5USA (Ohio) G. sp. (368)
Richmondian - Ashgill449.6 - 443.1USA (Ohio) G. sp. (392 394)
Pirgu449.5 - 445.2Norway (Ringerike) Spyroceras alternestriatum (162233)
Ashgill449.5 - 443.1USA (Indiana) G. crossi, G. gorbyi, G. hammelli (5323) G. hammelli (64164)
Pirgu - Porkuni449.5 - 443.1Sweden (Dalarne) G. alternestriatum (73462)
Cautleyan - Rawtheyan449.2 - 445.2China (Shaanxi) G. sp. (8537)
Rawtheyan448.8 - 445.2United Kingdom (Scotland) G. gracile (89298)
Rawtheyan448.8 - 445.2Ireland (Leinster) G. velatum (87631)
Hirnantian445.2 - 443.1Canada (Ontario) Orthoceras gorbyi (237353)
Telychian438.6 - 432.9United Kingdom (Scotland) G. sp. (159986)