| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Trapezotheca
Taxonomy
Trapezotheca was named by Syssoiev (1958) [Sepkoski's age data: Cm Tomm-u O Llvi-l Sepkoski's reference number: 1,1006]. Its type is Hyolithus (Orthotheca) aemulus.
It was assigned to Orthothecidae by Fisher (1962), Rozanov et al. (1969); and to Orthothecida by Sepkoski (2002).
It was assigned to Orthothecidae by Fisher (1962), Rozanov et al. (1969); and to Orthothecida by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1958 | Trapezotheca Syssoiev p. 187 |
| 1962 | Trapezotheca Fisher p. 127 |
| 1969 | Trapezotheca Rozanov et al. p. 145 |
| 2002 | Trapezotheca Sepkoski |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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.
G. †Trapezotheca Syssoiev 1958
show all | hide all
†Trapezotheca aemulus Holm 1893
†Trapezotheca bicostata Rozanov et al. 1969
Diagnosis
No diagnoses are available
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
| Source: g = genus, p = phylum | |||||
| References: Hendy 2009, Hendy et al. 2009 | |||||
Age range: Tommotian or 525.50000 to 521.00000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Meishucunian | China (Hubei) | T. sp. (107634) | |
| Tommotian | Russian Federation (Yakutiya) | T. bicostata (10041 80950 80952) | |
| Tommotian | Russian Federation (Yakutia) | T. bicostata (10067 45852) | |
| Tommotian | Russian Federation (Y) | T. bicostata (10093) |