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Heteralosia magnispina
Taxonomy
Heteralosia magnispina was named by Cooper and Grant (1975). Its type specimen is USNM 151272e, a valve (Ventral valve), and it is not a trace fossil.
Synonymy list
| Year | Name and author |
|---|---|
| 1975 | Heteralosia magnispina Cooper and Grant pp. 798-799 figs. Pl 192, figs 11-19; pl 193, figs 12,13; pl 196, figs 43-67 |
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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.
†Heteralosia magnispina Cooper and Grant 1975
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 5 | 3.64 | 3.10 | 4.00 | 3.80 | 0.365 |
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| Source: subo = suborder, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Williams et al. 2000, Aberhan et al. 2004 | |||||
Age range: base of the Roadian to the top of the Capitanian or 274.40000 to 259.51000 Ma
Collections (31 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Roadian | USA (Texas) | Heteralosia magnispina (81515 81693 81722 101767 102602 106021) | |
| Wordian | USA (Texas) | Heteralosia magnispina (81601 81695 81939 101867 102619 105896 105902 106108) | |
| Capitanian | USA (New Mexico) | Heteralosia magnispina (81629 105989) | |
| Capitanian | USA (Texas) | Heteralosia magnispina (81591 81593 81612 81624 81626 81697 81698 101798 101809 102618 105893 105894 105895 106243 106248) |