| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Lepidasterella montanensis
Taxonomy
Lepidasterella montanensis was named by Welsh (1984). Its type specimen is Holotype UM5476, paratypes UM5105, UM5477, UM5478 and is an impression. Its type locality is Bear Gulch (Carnegie Museum Collection), which is in an Arnsbergian open shallow subtidal limestone in the Heath Formation of Montana.
Synonymy list
| Year | Name and author |
|---|---|
| 1984 | Lepidasterella montanensis Welsh pp. 845-850 figs. figs. 1-4 |
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.
†Lepidasterella montanensis Welsh 1984
show all | hide all
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| J. R. Welsh 1984 | Lepidasterella species characterized by robust size (10-18 cm diameter); large number of arms (27-35); and relatively large disc (R/r = 1.69-2.21) |
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|||||
|
|
||||
|
|
||||
|
|
||||
| Source: c = class, p = phylum | |||||
| References: Aberhan 1992, Aberhan et al. 2004 | |||||
Age range: Arnsbergian or 326.90000 to 323.60000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Arnsbergian | USA (Montana) | Lepidasterella montanensis (type locality: 90681) |