| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Callispirina austrina
Taxonomy
Callispirina austrina was named by Grant (1976). Its type specimen is USNM 213032, a shell (Articulated shell), and it is not a trace fossil.
Synonymy list
| Year | Name and author |
|---|---|
| 1976 | Callispirina austrina Grant pp. 231-235 figs. Pl 63, figs 1-37 |
| 1999 | Callispirina austrina Yanagida and Nakornsri p. 119 figs. Pl 28, fig 1 |
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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.
†Callispirina austrina Grant 1976
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 4 | 8.98 | 7.00 | 12.2 | 8.75 | 2.26 |
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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 Roadian to the top of the Capitanian or 272.30000 to 259.51000 Ma
Collections (15 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Roadian | Thailand (Trang) | Callispirina austrina (40869 40870 40871 40872 40873 40874 40877 40878 40879 40894 40896 40897 40899) | |
| Roadian | Thailand | Callispirina austrina (40868) | |
| Capitanian | Thailand | Callispirina austrina (120919) |