perekond
Cylindrichnus Toots, 1966
Taksoni kirjeldused
Knaust, 2021c
Revised diagnosis. (After Ekdale & Harding 2015) Cylindrical burrow with circular or elliptical cross-section, forming a broadly arcuate shape, with concentric lining and passive fill. Secondary successive branching may occur.
Ekdale & Harding, 2015
Emended diagnosis: Gently curved, unbranched, slightly conical, down ward tapering burrows, nearly circular in cross-section with concentrically lined sediment fill (modified af ter Frey and Howard, 1985, p. 3759.
Valik taksonit käsitlevast teaduskirjandusest
Bromley, R. G., Uchman, A. 2003. Trace fossils from the Lower and Middle Jurassic marginal-marine deposits of the Sorthat Formation, Bornholm, Denmark. Bulletin of the Geological Society of Denmark 50, 2, 185-208. DOI:10.37570/bgsd-2003-50-15
Nielsen, J. K., Hansen, K. S., Simonsen, L. 1996. Sedimentology and ichnology of the Robbedale Formation (Lower Cretaceous), Bornholm, Denmark. Bulletin of the Geological Society of Denmark 43, 2, 115-131. DOI:10.37570/bgsd-1996-43-12
Leitud liigid
Klassifikatsioon
| organismirühm | Biota |
| ihnorühm | Ichnofossils |
| Bioturbation trace fossils | |
| sugukond | Rosselichnidae |
| perekond | Anemonichnus |
| Arctichnus | |
| Artichnus | |
| Bromlichnus | |
| Cylindrichnus | |
| liik | candelabrius |
| concentricus | |
| errans | |
| helix | |
| japonicus | |
| karondiaensis | |
| lusiaticus | |
| operosus | |
| pustulosus | |
| perekond | Dolopichnus |
| Lepocraterion | |
| Micrapium | |
| Obliquus | |
| Patagonichnus | |
| Polycylindrichnus | |
| Rosselia | |
| määratlemata | Lamellaecylindrica |
Levik kirjandusandmetel
- Bromley & Uchman, 2003 Korsodde, Bornholm Alam-Juura
- Nielsen et al., 1996 Rønne Golf Course paemurd, Bornholm Alam-Kriit