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Cryptobairdia seminalis
Taxonomy
Bairdia seminalis was named by Knight (1928). It is a 3D body fossil. Its type locality is Locality 13. Belt Line Ry. (T. R. R. A.), first cut south of Clayton road, which is in a Desmoinesian carbonate limestone in the Fort Scott Limestone Formation of Missouri.
It was recombined as Bairdia (Cryptobairdia) seminalis by Crasquin-Soleau (1997); it was recombined as Cryptobairdia seminalis by Chitnarin (2017).
It was recombined as Bairdia (Cryptobairdia) seminalis by Crasquin-Soleau (1997); it was recombined as Cryptobairdia seminalis by Chitnarin (2017).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
Year | Name and author |
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1928 | Bairdia seminalis Knight p. 320 figs. Pl 43, figs 3a-d |
1933 | Bairdia samplei Coryell and Booth p. 264 figs. Pl 3, figs 12, 13 |
1933 | Bairdia tumida Upson p. 21 figs. Pl 2, figs 3a-c |
1934 | Bairdia seminalis Kellett p. 127 figs. Pl 15, figs 2a-c |
1997 | Bairdia (Cryptobairdia) seminalis Crasquin-Soleau p. 69 figs. Pl 6, fig 8 |
2017 | Cryptobairdia seminalis Chitnarin p. 670 figs. 15D-F |
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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.
†Cryptobairdia seminalis Knight 1928
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Invalid names: Bairdia samplei Coryell and Booth 1933 [synonym], Bairdia tumida Upson 1933 [synonym]
Diagnosis
No diagnoses are available
Measurements
part | N | mean | |||||
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carapace height | 1 | 0.680 | |||||
shell height | 1 | 0.310 | |||||
valve height | 1 | 0.640 |
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Source: o = order, c = class | |||||
References: Jell and Adrain 2002, Kiessling 2004 |
Age range: base of the Kasimovian to the top of the Wordian or 307.00000 to 264.28000 Ma
Collections (36 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Desmoinesian | USA (Missouri) | Bairdia seminalis (type locality: 148422 215003 215051 215053 215205 215207 215209) | |
Kasimovian | USA (Kansas) | Bairdia seminalis (132992 133146 133150) | |
Late/Upper Pennsylvanian | USA (Indiana) | Bairdia seminalis (215554) | |
Gzhelian | USA (Kansas) | Bairdia seminalis (132987 132990 132991 132993 132994 133136 133137 133138 133139 133141 133142 133151 133152 133153 133154 133155 133156) | |
Asselian | USA (Kansas) | Bairdia seminalis (95378 95379) | |
Asselian - Sakmarian | Thailand | Cryptobairdia seminalis (137897 137898 137899) | |
Sakmarian | Canada (British Columbia) | Bairdia seminalis (106669) | |
Sakmarian | USA (Kansas) | Bairdia seminalis (88235) | |
Wordian | Thailand | Cryptobairdia seminalis (223976) |