| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Psammichnites
Taxonomy
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1870 | Psammichnites Torell |
| 1975 | Psammichnites Hantzschel |
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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
| Reference | Diagnosis | |
|---|---|---|
| W. Hantzschel 1975 | Large ribbonlike trails with narrow longitudinal median ridge; convex upper surface; mostly very flexuous, about 2 to 5 cm wide; with very fine transverse ridges closely spaced. |
Measurements
No measurements are available
No ecological data are available
Age range: base of the Tommotian to the top of the Berriasian or 525.50000 to 139.80000 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tommotian | Russian Federation | P. sp. (153742) | |
| Tommotian - Atdabanian | Kazakhstan | P. sp. (155787) | |
| Atdabanian | Spain | P. gigas (153695 153696) P. ichnosp. A (153698) P. ichnosp. A, P. gigas (153167 153168) | |
| Botomian | China (Yunnan) | P. sp. (139440) | |
| Tremadoc | Canada (Newfoundland) | P. gigas (175844) | |
| Berriasian | China (Hebei) | P. sp. (52850) |