Species
Oichnus coronatus Nielsen et Nielsen, 2001
Tyyppilajitiedot
holotype: Geological Museum of the University of Copenhagen ; MGUH 24769; Great Australian Bight; Holocene
Reference:
Nielsen, K. S. S., Nielsen, J. K. 2001. Bioerosion in Pliocene to Late Holocene tests of benthic and planktonic foraminiferans, with a revision of the ichnogenera Oichnus and Tremichnus. pp. 99-116. DOI:10.1080/10420940109380178
Taxon description
Nielsen & Nielsen, 2001
Diagnosis Oichnus having a simple cylindrical or subcylindrical form, oriented more or less perpendicular to the substrate surface. The external opening is surrounded immediately by a halo having a granular texture.
Description. Diameter of the holes ranges from 12 to 25 urn. Within the same specimen of O. coronatus isp. nov., the halo may range from 2 to 24 urn in width. O. coronatus isp. nov. has been observed in benthic foraminiferans.
Synonyymit
Aiheeseen liittyvät julkaisut
Nielsen, K. S. S., Nielsen, J. K. 2001. Bioerosion in Pliocene to Late Holocene tests of benthic and planktonic foraminiferans, with a revision of the ichnogenera Oichnus and Tremichnus. Ichnos 8, 2, 99-116. DOI:10.1080/10420940109380178
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Luokittelu
| Organism group | Biota |
| Ichnofossil group | Ichnofossils |
| Bioerosional trace fossils | |
| Family | Oichnidae |
| Genus | Oichnus |
| Species | asperus |
| coronatus | |
| gradatus | |
| ovalis | |
| paraboloides | |
| simplex | |
| solus |
Levinneisyys ja viitteet
- Nielsen & Nielsen, 2001 Great Australian Bight Holocene