Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Rectobairdia firmata
Taxonomy
Rectobairdia firmata was named by Chen (1982).
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1982 | Rectobairdia firmata Chen |
1987 | Rectobairdia firmata Shi and Chen p. 42 figs. Pl 5, figs 19,20 |
2008 | Rectobairdia firmata Chitnarin et al. p. 350 figs. 5.11,5.14,5.15,5.17-5.19 |
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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.
†Rectobairdia firmata Chen 1982
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
---|---|---|---|---|---|---|---|
carapace height | 3 | 0.398 | 0.328 | 0.570 | 0.338 | 0.137 | |
valve height | 5 | 0.637 | 0.505 | 0.745 | 0.630 | 0.094 |
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Source: o = order, c = class | |||||
References: Jell and Adrain 2002, Kiessling 2004 |
Age range: base of the Kungurian to the top of the Changhsingian or 283.30000 to 251.90200 Ma
Collections (13 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Kungurian | China (Fujian) | Rectobairdia firmata (95704 95705) | |
Wordian | Thailand | Rectobairdia firmata (87204 87205) | |
Wuchiapingian - Changhsingian | Israel | Rectobairdia firmata (95762) | |
Changhsingian | China (Zhejiang) | Rectobairdia firmata (117575 117597) | |
Changhsingian | Israel | Rectobairdia firmata (108988 108991 108992) | |
Changhsingian | China (Fujian) | Rectobairdia firmata (121228 121230 121291) |