| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Tribelopoma
Taxonomy
Tribelopoma was named by Jacquet et al. (2016) [Asymmetrical shells with broadly almond-shaped outline ranging from sub-circular to elongate ovoid. Apex having eccentric position; varying from sub-central to offset from shell midline. Sub-apical margin commonly with strongest curvature to one side or other of the shell midline. First order external ornament consists of tightly
and irregularly spaced concentric angular grooved rugae which sometimes bifurcate; second order external ornament of fine radial lirae.]. Its type is Tribelopoma amygdala.
It was assigned to Helcionellida by Jacquet et al. (2016).
It was assigned to Helcionellida by Jacquet et al. (2016).
Species
T. amygdala (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 2016 | Tribelopoma Jacquet et al. |
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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
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Hendy et al. 2009 | |||||
Age range: Early/Lower Cambrian or 538.80000 to 509.00000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Cambrian | Australia (South Australia) | T. amygdala (190396 190397 190398 190399 190400 190401) |