| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Implicaticystis shumardi
Taxonomy
Comarocystites shumardi was named by Meek and Worthen (1865).
It was recombined as Implicaticystis shumardi by Frest and Strimple (1982).
It was recombined as Implicaticystis shumardi by Frest and Strimple (1982).
Synonymy list
| Year | Name and author |
|---|---|
| 1865 | Comarocystites shumardi Meek and Worthen pp. 143-145 |
| 1975 | Comarocystites shumardi Parsley and Mintz pp. 36 - 37 figs. PI. 2, figs. 1-7 |
| 1982 | Implicaticystis shumardi Frest and Strimple pp. 368 - 369 figs. leTable 2; Plate 2, figs. 1-7; Plate 1, figs. 8-10 |
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.
†Implicaticystis shumardi Meek and Worthen 1865
show all | hide all
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. L. Parsley and L. W. Mintz 1975 | Theca ovoid in profile and cross section; eight or less series of thecal plates; irregular intercalations of thecal plates in larger specimens; transverse food groove with paired arm bases at both ends. |
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|||||
|
|
||||
|
|
||||
|
|
||||
| Source: c = class, p = phylum | |||||
| References: Aberhan 1992, Aberhan et al. 2004 | |||||
Age range: Chatfieldian or 453.80000 to 451.00000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Trentonian | USA (Missouri) | Implicaticystis shumardi (13157) | |
| Chatfieldian | USA (Missouri) | Implicaticystis shumardi (227654) |