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Trigonia
Taxonomy
Trigonia was named by Bruguière (1789) [Sepkoski's age data: Tr Anis K Maes Sepkoski's reference number: 914]. It is not extant. Its type is Venus sulcata.
It was assigned to Trigoninae by Packard (1921); to Trigonioida by Sepkoski (2002); to Trigoniinae by Pérez et al. (2008); and to Trigoniidae by Meek (1864), Cox (1952), Vokes (1980), Bouchet et al. (2010), Ros-Franch et al. (2014).
It was assigned to Trigoninae by Packard (1921); to Trigonioida by Sepkoski (2002); to Trigoniinae by Pérez et al. (2008); and to Trigoniidae by Meek (1864), Cox (1952), Vokes (1980), Bouchet et al. (2010), Ros-Franch et al. (2014).
Species
T. (Clavitrigonia), T. (Heslingtonia), T. (Indotrigonia), T. (Kumatrigonia), T. (Pleurotrigonia), T. (Primatrigonia) (syn. T. (Modesticoncha), T. (Modestella)), T. (Prosogyrotrigonia), T. (Protrigonia), T. (Trigonia), T. aequicostata, T. analoga, T. angulicosta, T. antiqua, T. azzarolae, T. bowersiana, T. carinata, T. castani, T. castrovillensis, T. charlottensis, T. columbiana, T. coqueiroensis, T. cragini, T. depauperata, T. devexa, T. doroschini, T. eufaulensis gabbi, T. eufaulensis moorei, T. evansi, T. gibboniana, T. hemisphaerica, T. imbricata, T. intersitans (syn. T. tatei), T. kayana, T. kefersteini, T. kitchini, T. literata, T. maastrichtiana, T. maloneana, T. marginata, T. melhasei, T. montanaensis, T. mooreana, T. nodulosa, T. obliqua, T. oregona, T. orientalis, T. oviedensis, T. pandicosta, T. papuana, T. picteti, T. plana, T. plumasensis, T. pseudocaudata, T. pseudocrenulata, T. pullus, T. rebouli, T. reesidei, T. reticulata, T. somaliensis, T. stantoni, T. stolleyi, T. suborbicularis, T. sulcata, T. tabacoensis, T. thierachensis, T. thoracica, T. undulata, T. undulatocostata, T. windhauseniana
Species lacking formal opinion data
T. bella, T. clavigera, T. conradi, T. corderoi, T. costata, T. crebraecostata, T. elongata, T. elongata, T. guadalupae, T. kenti, T. kidugalloensis, T. kuchensis, T. leckenbyi, T. libanotica, T. loutfyi, T. migeodi, T. mollesensis, T. nitida, T. proelanza, T. prora, T. stelzneri, T. tenuis, T. trafalgarensis, T. tumida
Synonymy list
Year | Name and author |
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1789 | Trigonia Bruguière |
1864 | Trigonia Meek p. 48 |
1921 | Trigonia Packard p. 9 |
1952 | Trigonia Cox |
1980 | Trigonia Vokes p. 100 |
2002 | Trigonia Sepkoski |
2008 | Trigonia Pérez et al. p. 59 |
2010 | Trigonia Bouchet et al. |
2014 | Trigonia Ros-Franch et al. |
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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. †Trigonia Bruguière 1789
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Subg. †Trigonia (Clavitrigonia) Leanza 1942
Subg. †Trigonia (Heslingtonia) Fleming 1987
Subg. †Trigonia (Indotrigonia) Dietrich 1933
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†Trigonia (Indotrigonia) beyschlagi Müller 1900
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Invalid names: Trigonia crassa Kitchin 1900 [replaced]
†Trigonia (Indotrigonia) smeei Sowerby 1840
Subg. †Trigonia (Kumatrigonia)
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†Kumatrigonia tanourensis Tamura 1959
†Trigonia (Kumatrigonia) nemtinovi Bychkov 1985
†Trigonia (Kumatrigonia) qiaotouensis Lu 1981
Subg. †Trigonia (Pleurotrigonia) van Hoepen 1929
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†Trigonia (Pleurotrigonia) blanckenhorni Newton 1909
Subg. †Trigonia (Primatrigonia)
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†Trigonia (Primatrigonia) zlambachiensis Haas 1909
Invalid names: Trigonia (Modestella) Hautmann 2001 [objective synonym], Trigonia (Modesticoncha) Hautmann 2009 [objective synonym]
Subg. †Trigonia (Prosogyrotrigonia) Krumbeck 1924
Subg. †Trigonia (Trigonia) Bruguiere 1789
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†Trigonia (Trigonia) angustecostata Behrendsen 1892
†Trigonia (Trigonia) elegantoides Körner 1937
†Trigonia (Trigonia) gaytani Klipstein 1843
†Trigonia (Trigonia) heva Dollfus 1863
†Trigonia (Trigonia) signicollina Fleming 1987
†Trigonia (Trigonia) subcarinata Ebray 1863
†Trigonia aequicostata Gabb 1869
†Trigonia analoga Douvillé 1916
†Trigonia angulicosta Gabb 1876
†Trigonia antiqua d'Orbigny 1842
†Trigonia azzarolae Stoppani 1865
†Trigonia bowersiana Anderson 1958
†Trigonia carinata Agassiz 1840
†Trigonia castani Henry 1876
†Trigonia castrovillensis Stephenson 1941
†Trigonia charlottensis Packard 1921
†Trigonia columbiana Packard 1921
†Trigonia coqueiroensis Maury 1936
†Trigonia cragini Stoyanow 1949
†Trigonia depauperata Douvillé 1916
†Trigonia devexa Eichwald 1871
†Trigonia doroschini Eichwald 1871
†Trigonia eufaulensis gabbi Stephenson 1941
†Trigonia eufaulensis moorei Stephenson 1941
†Trigonia gibboniana Lea 1840
†Trigonia hemisphaerica Lycett 1877
†Trigonia imbricata Sowerby 1826
†Trigonia kayana Anderson 1938
†Trigonia kefersteini Münster 1828
†Trigonia kitchini Stoyanow 1949
†Trigonia literata Young and Bird 1828
†Trigonia maastrichtiana Briart 1888
†Trigonia maloneana Stoyanow 1949
†Trigonia marginata Damon 1860
†Trigonia melhasei Anderson 1958
†Trigonia montanaensis Meek 1873
†Trigonia mooreana Gabb 1861
†Trigonia nodulosa Lamarck 1801
†Trigonia obliqua Hyatt 1892
†Trigonia oregona Packard 1921
†Trigonia orientalis Douvillé 1916
†Trigonia oviedensis Lycett 1881
†Trigonia pandicosta Meek 1864
†Trigonia papuana Glaessner 1958
†Trigonia picteti Coquand 1865
†Trigonia plana Repin 2013
†Trigonia plumasensis Hyatt 1892
†Trigonia pseudocaudata Hector 1886
†Trigonia pseudocrenulata Notling 1884
†Trigonia pullus Sowerby 1826
†Trigonia rebouli Henry 1876
†Trigonia reesidei Stoyanow 1949
†Trigonia reticulata Agassiz 1841
†Trigonia somaliensis Stefanini 1939
†Trigonia stantoni Stephenson 1941
†Trigonia stolleyi Hill 1893
†Trigonia suborbicularis Forbes 1846
†Trigonia sulcata Hector 1874
†Trigonia tabacoensis Barthel 1958
†Trigonia thierachensis Fischer 1969
†Trigonia thoracica Morton 1834
†Trigonia undulata Fromherz 1838
†Trigonia undulatocostata Blanckenhorn 1890
†Trigonia windhauseniana Wilckens 1921
Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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shell height | 3 | 29.2 | 25.0 | 36.8 | 27.0 | 6.34 | |
valve height | 10 | 26.4 | 18.0 | 36.0 | 27.0 | 6.47 |
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Source: f = family | |||||
References: Aberhan et al. 2004, Ros-Franch et al. 2014 |
Collections (845 total)
Oldest occurrences | |||
Time interval | Ma | Country or state | Original ID and collection number |
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Asselian | Bolivia | T. antiqua (133181) | |
Anisian | Chile (Huasco) | T. tabacoensis (223361) | |
Anisian | Chile (Atacama) | T. tabacoensis (200772) | |
Julian | Italy | T. gaytani (144634) | |
Carnian | Mexico (Sonora) | T. sp. (200775) | |
Carnian | Japan (Kumamoto) | Frenguelliella tanourensis (40556) | |
Carnian - Norian | China (Xizang) | T. sp. (85521) | |
Lacian | USA (Alaska) | T. sp. (112253) | |
Lacian - Alaunian | Russian Federation | T. nemtinovi (136158 136161) | |
Norian | China (Qinghai) | T. qiaotouensis (200769) | |
Youngest occurrences |
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Time interval | Ma | Country or state | PBDB collection number |
Maastrichtian | Argentina (Mendoza) | Pterotrigonia windhauseniana (106079 236020 236365 236370) | |
Maastrichtian | Argentina (Chubut) | Pterotrigonia windhauseniana (74105 74106 74113 74114 74115 74116 74118 74119 74122 74126 74307 74319 231700 231701 231704 231707 240148) Rinetrigonia windhauseniana (1357) | |
Maastrichtian | Argentina (Santa Cruz) | Rinetrigonia windhauseniana (1371) | |
Maastrichtian | USA (Alabama) | Pterotrigonia thoracica (4257 4258) Scabrotrigonia thoracica (1306 1307 1308) | |
Maastrichtian | Argentina (Neuquén) | Pterotrigonia windhauseniana (66649 74019 74020 74021 74022 74027 74061 74067 74070 74073 74074 74075 74087 74089) | |
Maastrichtian | New Zealand | Pterotrigonia pseudocaudata (1341) | |
Maastrichtian | USA (Arkansas) | Scabrotrigonia thoracica (1302) | |
Maastrichtian | USA (New Jersey) | T. mortoni (26818) | |
Maastrichtian - Danian | Argentina (Chubut) | T. windhauseniana (240170) | |
Paleocene | Argentina | T. sp. (99258) |