| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Tasselia
Taxonomy
Tasselia was named by de Heinzelin (1965) [Sepkoski's age data: T Plio Sepkoski's reference number: 1066].
It was assigned to Ichnofossils by Hantzschel (1975); and to Pogonophora by Sepkoski (2002).
It was assigned to Ichnofossils by Hantzschel (1975); and to Pogonophora by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1965 | Tasselia de Heinzelin |
| 1975 | Tasselia Hantzschel |
| 2002 | Tasselia 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. †Tasselia de Heinzelin 1965
show all | hide all
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| W. Hantzschel 1975 | Sideritic and phosphoritic concretions of cylindrical, pyriform or subspherical shape with an axial straight unbranched tube; concretions 3 to 30 cm long, 2 to 15 cm wide, primarily found with vertical orientation in fine marine sands and usually occurring in groups; tube 1 to mostly 3 mm in diameter, with segmentation intervals of 2.5 to 6 mm, each segment exhibits very fine transverse annulation with striae at intervals of about 0.2 mm, tube ending in small flat chamber near bottom of concretion, but lower part of tube often continues more indistinctly downward several decimeters into underlying sediment. |
Measurements
No measurements are available
No ecological data are available
Collections
No collection or age range data are available