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Petasobairdia
Taxonomy
Petasobairdia was named by Chen (1982).
It was assigned to Petasobairdiini by Kozur (1985); and to Bairdiidae by Crasquin (2008), Chitnarin (2017), Forel (2017), Forel (2017) and Tanaka (2018).
It was assigned to Petasobairdiini by Kozur (1985); and to Bairdiidae by Crasquin (2008), Chitnarin (2017), Forel (2017), Forel (2017) and Tanaka (2018).
Species
Lanczichebairdia koczyrkeviczi, P. bicornuta, P. bidentata, P. campbelli, P. collini, P. crassa, P. gombasekensis, P. kozuri, P. longispinosa, P. nantongensis, P. ophistocerata, P. sichuanensis, P. subnantongensis, P. tricornuta, Praelobobairdia postsilentiformis, Praelobobairdia silenitiformis, Praelobobairdia silentiformis
Synonyms
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Synonymy list
Year | Name and author |
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1982 | Petasobairdia Chen |
1985 | Praelobobairdia Kozur p. 66 |
1985 | Petasobairdia Kozur p. 69 |
1997 | Lanczichebairdia Gramm p. 63 |
2002 | Praelobobairdia Sepkoski |
2008 | Praelobobairdia Chitnarin et al. p. 350 |
2008 | Petasobairdia Crasquin p. 249 |
2017 | Petasobairdia Chitnarin p. 668 |
2017 | Petasobairdia Forel |
2018 | Petasobairdia Tanaka p. 17 |
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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. †Petasobairdia Chen 1982
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†Petasobairdia bicornuta Chen 1982
†Petasobairdia bidentata Kozur 1985
†Petasobairdia campbelli Chitnarin 2017
†Petasobairdia collini Forel 2011
†Petasobairdia crassa Kristan-Tollmann 1970
†Petasobairdia gombasekensis Kozur 1971
†Petasobairdia kozuri Crasquin-Soleau 1998
†Petasobairdia longispinosa Kozur 1971
†Petasobairdia nantongensis Chen 1982
†Petasobairdia ophistocerata Kristan-Tollmann 1978
†Petasobairdia sichuanensis Xie 1989
†Petasobairdia subnantongensis Chen 1987
†Petasobairdia tricornuta Chen 2002
Invalid names: Lanczichebairdia Gramm 1997 [synonym], Praelobobairdia Kozur 1985 [synonym]
Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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carapace height | 17 | 0.615 | 0.470 | 1.18 | 0.552 | 0.195 | |
shell height | 1 | 0.460 | - | - | - | - | |
valve height | 7 | 0.520 | 0.355 | 1.00 | 0.538 | 0.237 |
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Source: o = order, c = class | |||||
References: Jell and Adrain 2002, Kiessling 2004 |
Collections (116 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Sakmarian | Japan | P. sp. (197662) | |
Roadian | Thailand | P. campbelli (223964) P. sp. (223970) P. subnantongensis (137906 223962 223963) | |
Wordian | Thailand | P. subnantongensis, P. campbelli (223976) Praelobobairdia silentiformis (87199 87204) | |
Capitanian | Russian Federation | Lanczichebairdia koczyrkeviczi (124401) Lanczichebairdia sp. (124390) P. bicornuta (124391) P. sp., Lanczichebairdia koczyrkeviczi (124400) | |
Capitanian | Turkey | P. nantongensis (48000) P. subnantongensis (48009) | |
Wuchiapingian | Greece | P. kozuri (112055 112056) | |
Wuchiapingian | China (Sichuan) | P. sichuanensis (148477) P. sp.1 (189474) P. sp.1, P. sp.2 (189480) P. sp.2 (189478 189479 189488) | |
Wuchiapingian | Hungary | P. bidentata (146243) Praelobobairdia postsilentiformis (146220) Praelobobairdia silentiformis (146200 146201) | |
Wuchiapingian - Changhsingian | Israel | Praelobobairdia sp., Praelobobairdia silenitiformis (95762) | |
Changhsingian | Israel | Praelobobairdia silenitiformis (108992 108993) | |
Changhsingian | China (Fujian) | P. bicornuta (121202 121228 121293) P. nantongensis, P. bicornuta (121230) P. nantongensis, P. subnantongensis (121229 121289 121292) P. subnantongensis, P. bicornuta (121291) | |
Changhsingian | China (Guangxi) | P. sp. 1 (97106) P. sp. 2 (97095) | |
Changhsingian | Italy | P. nantongensis (84133 84151) | |
Changhsingian | China (Guizhou) | P. sp. 1 (132520) P. sp. 3 (95649) P. sp. 3, P. sp. 2 (132517) P. sp. 4 (132518) | |
Changhsingian | China (Sichuan) | P. bicornuta (148506 148507) P. nantongensis (148481 148489) P. sp. (148493 148500 148512) | |
Changhsingian | Iran | P. subnantongensis (125568 168917 168919) | |
Changhsingian | China (Zhejiang) | P. bicornuta (117573 117580 117581 117587 117588 117590 117592 117615 117619 117633 117637 117639 117644 117650 117656 117659 117664 117668) P. nantongensis (117618 117625) P. nantongensis, P. bicornuta (117595 117598 117601 117638) P. nantongensis, P. subnantongensis, P. bicornuta (117642) P. nantongensis, P. subnantongensis, P. bicornuta, P. tricornuta (97920) P. sp. A (97929) P. sp. B (97918) P. subnantongensis (97910 97921 97925 117586 117597 117645 117647 117655 117660 117666) P. subnantongensis, P. bicornuta (117575 117596 117653 117669 117670) | |
Griesbachian | Turkey | P. sp. 1 (169089) | |
Griesbachian | China (Zhejiang) | P. sp. 1 (116316) | |
Spathian | China (Xizang) | P. collini (112027 112030) | |
Spathian - Anisian | Israel | Praelobobairdia sp. (156890 156893) | |
Aegean | Romania | Ceratobairdia longispinosa (154997 155000) | |
Aegean | China (Xizang) | P. collini (112035 112036 112037 112038) | |
Anisian | Romania | Ceratobairdia longispinosa (48637) | |
Bithynian | Romania | P. sp., P. crassa (197722) | |
Julian | Turkey | P. crassa (197739) P. crassa, P. longispinosa (197740) | |
Sevatian | Canada (Yukon) | P. sp. (225012) |