Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Tetralobula peregrina
Taxonomy
Tetralobula peregrina was named by Popov et al. (2005). Its type specimen is CNIGR 209 ⁄ 222, a valve (complete shell), and it is a 3D body fossil.
Synonymy list
Year | Name and author |
---|---|
2005 | Tetralobula peregrina Popov et al. pp. 744 - 746 figs. Plate 1, figures 1–9 |
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.
†Tetralobula peregrina Popov et al. 2005
show all | hide all
Diagnosis
Reference | Diagnosis | |
---|---|---|
L. E. Popov et al. 2005 | Shell slightly ventribiconvex, large for genus, subquadrate with maximum width at mid length; lateral profile of both valves moderately convex with maximum thickness slightly posterior of mid valve; dorsal median fold and ventral sulcus weak, originating slightly anterior of mid length; radial ornament multicostellate comprising c. 17–20 ribs per 5 mm along anterior margin; dorsal interior with large, strongly impressed adductor field extending anteriorly to mid valve length. |
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|||||
|
|
||||
|
|
||||
Source: g = genus, o = order, c = class, p = phylum, uc = unranked clade | |||||
References: Hendy 2009, Nesnidal et al. 2013, Aberhan et al. 2004 |
Collections (8 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Billingen | Russian Federation (Vokhov area) | Tetralobula peregrina (169219 169232) | |
Billingen | Russian Federation | Tetralobula peregrina (169209 169211 169217 169248 169250) | |
Volkhov | Russian Federation | Tetralobula peregrina (169220) |