liik
Oichnus coronatus Nielsen et Nielsen, 2001
Tüüpeksemplari andmed
holotüüp: Geological Museum of the University of Copenhagen ; MGUH 24769; Suur Austraalia laht; Holotseen
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
Taksoni kirjeldused
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.
Sünonüümika
Valik taksonit käsitlevast teaduskirjandusest
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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Klassifikatsioon
| organismirühm | Biota |
| ihnorühm | Ichnofossils |
| Bioerosional trace fossils | |
| sugukond | Oichnidae |
| perekond | Oichnus |
| liik | asperus |
| coronatus | |
| gradatus | |
| ovalis | |
| paraboloides | |
| simplex | |
| solus |
Levik kirjandusandmetel
- Nielsen & Nielsen, 2001 Suur Austraalia laht Holotseen