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Bairdia dorsalta
Taxonomy
Bairdia dorsalta was named by Yi (1993). Its type specimen is Fuzhou Univ Dep Geol Mining Eng 13469, a carapace, and it is a 3D body fossil. Its type locality is Guangping DG-11, Datian, which is in a Kungurian shallow subtidal lime mudstone in the Qixia Formation of China.
Sister species lacking formal opinion data
B. africana, B. altifrons, B. anomala, B. antamputata, B. auricula, B. austriaca, B. billjohnsoni, B. birinae, B. bradfieldi, B. cassiana, B. ciscoensis, B. colonensis, B. condylus, B. confragosaeformis, B. croneisi, B. croskeina, B. cultrijugati, B. dissortis, B. dolicha, B. egorovi, B. eleziana, B. exoura, B. fabaeformis, B. fusca, B. gibbosa, B. gosportensis, B. haworthi, B. hilda, B. hispida, B. hiwannensis, B. hondurasensis, B. isoscelata, B. kaschewarovae, B. kawakensis, B. kelleri, B. kinderhookensis, B. knuepferi, B. legumen, B. longisetosa, B. meishanensis, B. moorei, B. mucronata, B. multihilosa, B. nitida, B. oklahomensis, B. opisthorhadina, B. peneovoidea, B. philippovae, B. pinnula, B. proxischimensis, B. psiegorkiensis, B. rectifrontis, B. singularis, B. soldadensis, B. subcitriformis, B. subeleziana, B. subvexa, B. summa, B. turgida, B. urodeliformis, B. virga, B. feliumgibba, B. pompillioides, B. gliberti
Synonymy list
Year | Name and author |
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1993 | Bairdia dorsalta Yi p. 570 figs. Pl 2, fig 15; pl 3, figs 19,20 |
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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.
†Bairdia dorsalta Yi 1993
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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valve height | 3 | 1.02 | 0.910 | 1.12 | 1.03 | 0.105 |
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Source: o = order, c = class | |||||
References: Jell and Adrain 2002, Kiessling 2004 |
Age range: base of the Artinskian to the top of the Kungurian or 290.10000 to 272.30000 Ma
Collections (3 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Artinskian | China (Fujian) | Bairdia dorsalta (95701 95702) | |
Kungurian | China (Fujian) | Bairdia dorsalta (type locality: 95707) |