| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Rhizoplegma
Taxonomy
Rhizoplegma was named by Haeckel (1881) [Sepkoski's age data: T Than R]. It is extant.
It was assigned to Astrosphaeridae by De Wever et al. (2001); and to Spumellaria by Sepkoski (2002).
It was assigned to Astrosphaeridae by De Wever et al. (2001); and to Spumellaria by Sepkoski (2002).
Species
Species lacking formal opinion data
Entered
by J. Sepkoski on 2003-01-23; modified by M. Broehl on 2013-04-30
Synonyms
|
Synonymy list
| Year | Name and author |
|---|---|
| 1881 | Rhizoplegma Haeckel |
| 1892 | Rhizoplegma betulinum Rüst |
| 2001 | Rhizoplegma De Wever et al. p. 110 |
| 2002 | Rhizoplegma 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. Rhizoplegma Haeckel 1881
show all | hide all
Rhizoplegma boreale Cleve 1899
Invalid names: Rhizoplegma betulinum Rüst 1892 [nomen dubium]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range
Maximum range based only on fossils: base of the Middle Pleistocene to the top of the Holocene or 0.77400 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 0.129 Ma
Minimum age of oldest fossil (stem group age): 0.129 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Pleistocene | Japan | Cleveiplegma boreale (233712) | |
| Middle Pleistocene - Late/Upper Pleistocene | Japan | Cleveiplegma boreale (233713) | |
| Late/Upper Pleistocene | Japan | Cleveiplegma boreale (233714) | |
| Holocene | Southern Ocean | R. boreale (247898 249970) |