Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Martinia contracta
Taxonomy
Spirifer contractus was named by Meek and Worthen (1866) [Spirifer glaber var. contractus].
It was recombined as Spirifer (Martinia) glaber contracta by White (1874); it was recombined as Martinia contracta by Diener (1897).
It was recombined as Spirifer (Martinia) glaber contracta by White (1874); it was recombined as Martinia contracta by Diener (1897).
Sister species lacking formal opinion data
Synonymy list
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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.
†Martinia contracta Meek and Worthen 1866
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | |||||
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shell height | 1 | 14.5 |
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Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
References: Aberhan et al. 2004, Nesnidal et al. 2013 |
Age range: base of the Chesterian to the top of the Wuchiapingian or 335.40000 to 254.14000 Ma
Collections (24 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Brigantian | China (Xinjiang) | Martinia contracta (50255) | |
Chesterian | USA (Indiana) | Martinia contracta (6878 6880 6881 6882 6883 6884 6885 6886 6887 6889 6890 6891 6892 6893 6894) | |
Pendleian | USA (Indiana) | Martinia contracta (6924 6928 6930 6933 6941 6962) | |
Capitanian | China (Chongqing) | Martinia contracta (131992) | |
Wuchiapingian | China (Xizang) | Martinia contracta (89203) |