| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Primotimena
Taxonomy
Primotimena was named by Zhan et al. (2013).
It was assigned to Glyptomeninae by Zhan et al. (2013).
It was assigned to Glyptomeninae by Zhan et al. (2013).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 2013 | Primotimena Zhan et al. pp. 1139 - 1141 |
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.
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. Zhan et al. 2013 | Shell nearly plano-convex to gently concavoconvex, multicostellate,with incipient pseudodeltidium and chilidium. Dental plates short, thin, extending anteriorly as bounding ridges of muscle field. Two small lobes of cardinal process projecting postero-ventrally with inflated crests, located entirely posterior of hinge line. Socket ridges thin, short, straight, merging medially with cardinal process bases. Notothyrial platform lacking. Dorsal muscle field subtriangular in outline, without transmuscle ridges. |
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|||||
|
|
||||
|
|
||||
| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||