Spinatum Zone
E727677
The Spinatum Zone is a biostratigraphic subdivision of the Early Jurassic, characterized by specific ammonite assemblages used to refine the dating and correlation of Pliensbachian-age rock layers.
Statements (19)
| Predicate | Object |
|---|---|
| instanceOf | chronostratigraphic unit ⓘ |
| appliesTo | Pliensbachian-age rock layers ⓘ |
| belongsToEon | Phanerozoic Eon NERFINISHED ⓘ |
| belongsToEpoch | Early Jurassic Epoch NERFINISHED ⓘ |
| belongsToEra | Mesozoic Era NERFINISHED ⓘ |
| belongsToPeriod | Jurassic Period NERFINISHED ⓘ |
| characterizedBy | specific ammonite assemblages ⓘ |
| definedBy | ammonite biostratigraphy ⓘ |
| fieldOfStudy |
geology
ⓘ
paleontology ⓘ stratigraphy ⓘ |
| geologicTimeRank | zone ⓘ |
| partOf |
Early Jurassic
NERFINISHED
ⓘ
Pliensbachian NERFINISHED ⓘ |
| subdivisionOf | Pliensbachian Stage NERFINISHED ⓘ |
| temporalPosition | late Pliensbachian ⓘ |
| usedFor |
biostratigraphic correlation
ⓘ
refinement of geological dating ⓘ |
| usedIn | stratigraphic correlation of marine sedimentary rocks ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.