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Geisonoceras

Cephalopoda - Dissidocerida - Orthoceratoidea

Synonymy list
YearName and author
1884Geisonoceras Hyatt p. 275
1934Geisonoceras Strand
1964Geisonoceras Teichert et al. p. 236
1967Geisonoceras Miagkova
1981Geisonoceras Chen et al. p. 30
1981Geisonoceras Crick p. 228
2002Geisonoceras Sepkoski
2013Geisonoceras Kröger

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
RankNameAuthor
phylumMollusca
classCephalopodaCuvier 1797
familyOrthoceratoidea()
orderDissidoceridaZhuravleva 1964
familyGeisonoceratidaeZhuravleva 1959
genusGeisonocerasHyatt 1884

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. †Geisonoceras Hyatt 1884
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†Geisonoceras heintzi Strand 1934
†Geisonoceras kureikense Zhuraleva 1964
†Geisonoceras maclareni Murchison 1859
†Geisonoceras shumardi Billings 1859
†Geisonoceras wegelini Teichert 1930
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 Early/Lower Llandeilo to the top of the Early/Lower Givetian or 461.10000 to 385.90000 Ma

Collections (74 total)


Time interval Ma Country or state Original ID and collection number
Ordovician486.85 - 443.1USA (New York) G. sp. (332)
Middle Ordovician471.3 - 458.2USA (New York) G. sp. (333 334 335 430)
Chazyan471.3 - 457.3USA (New York) G. shumardi (171790)
Darriwilian469.4 - 458.2Russian Federation (Siberia) G. sp. (206302)
Lasnamagi461.4 - 459.7Sweden (Dalarna) G. scabridum (192382)
Lasnamagi461.4 - 459.7Sweden (Siljan) G. sp. (2943 192378)
Early/Lower Llandeilo461.1 - 458.2North Korea G. abruptum (56174)
Late/Upper Llanvirn461.1 - 458.2Sweden G. sp. (2929 2931 2942)
Caradoc458.2 - 449.5Canada (Ontario) G. tenuistriatum (26297)
Blackriveran457.3 - 449.6USA (Minnesota) G. scofieldi (23690)
Blackriveran457.3 - 449.6USA (Illinois, Iowa, Wisconsin) G. scofieldi (23752 23753 23757)
Blackriveran - Rocklandian457.3 - 449.6USA (Minnesota) G. scofieldi (23691)
Shermanian457.3 - 449.6USA (New York) G. lineolatus, G. tenuitextum, G. tenuistriatum (76092) G. tenuistriatum (76744 76746 76749 76750)
Trentonian457.3 - 449.6USA (New York) G. tenuitextum (338)
Chatfieldian453.8 - 451.0USA (New York) G. lineolatus (431) G. lineolatus, G. tenuistriatum, G. tenuitextrum (337) G. lineolatus, G. tenuitextum, G. tenuistriatum (76091) G. sp. (432 433) G. tenuitextum (76093)
Katian452.8 - 445.2USA (New York) G. tenuistriatum (204767)
Katian452.8 - 445.2Sweden (Dalarna) G. sp., G. wegelini (124939)
Edenian451.0 - 450.2Canada (Quebec) G. sp. (440)
Edenian - Maysvillian451.0 - 449.6USA (Minnesota) G. clermontense (23741)
Edenian - Maysvillian451.0 - 449.6Canada (Ontario) G. tenuistriatum (26295 26298 26299)
Edenian - Maysvillian451.0 - 449.6USA (Illinois, Iowa, Wisconsin) G. clermontense (23783)
Maysvillian450.2 - 449.6USA (Minnesota) G. clermontense (23744)
Maysvillian450.2 - 449.6Canada (Ontario) G. tenuistriatum (26296 26302)
Vormsi - Pirgu449.9 - 445.2Estonia (Lääne) Orthoceras saksbyense (167754)
Richmondian - Gamachian449.6 - 443.1Canada (Quebec) G. expansum (37469)
Pusgillian - Rawtheyan449.5 - 445.2Norway (Ringerike) G. heintzi (163026)
Ashgill449.5 - 443.1Canada (Quebec) G. sp. (56000)
Pirgu - Hirnantian449.5 - 443.1Sweden (Dalarne) G. wegelini (73409)
Pirgu - Porkuni449.5 - 443.1Sweden (Dalarne) G. wegelini (73462)
Rhuddanian443.1 - 440.5Russian Federation (Siberia) G. kureikense (3342 3343 3344 3346)
Rhuddanian - Aeronian443.1 - 438.6Russian Federation (Siberia) G. kureikense (206464 206465)
Llandovery443.1 - 432.9Russian Federation (Siberia) G. kureikense (206333)
Llandovery443.1 - 432.9China (Xizang) G. robustum, G. squamulatum (27839)
Telychian438.6 - 432.9United Kingdom (Scotland) G. maclareni (153581 159987)
Telychian438.6 - 432.9Russian Federation (Severnaya Zemlya) G. sp. (85024)
Telychian438.6 - 432.9China (Shaanxi) G. sp. (23251)
Wenlock432.9 - 426.7Tajikistan G. kureikense (49963 49964)
Wenlock - Ludlow432.9 - 422.7Italy (Sardinia) G. sp. (26158)
Wenlock - Ludlow432.9 - 422.7Canada (Northwest Territories) G. sp. (188842)
Wenlock - Pridoli432.9 - 419.62Italy (Sardinia) G. socium, G. sp. (26163)
Homerian - Gorstian430.6 - 425.0Italy (Sardinia) G. socium (26167)
Gorstian426.7 - 425.0Italy (Sardinia) G. socium, G. sp. (26168)
Ludlow - Pridoli426.7 - 419.62China (Yunnan) G. sp. (27854)
Ludfordian425.0 - 422.7Czechia G. rivale (233408) G. sp. (14037 14072)
Ludfordian425.0 - 422.7Italy (Sardinia) G. sp. (26160)
Early/Lower Givetian387.95 - 385.9Germany G. sp. (60159)