Curvichnus Nielsen, 2002
| ID | 16181 |
|---|---|
| Fossil group | Bioerosional trace fossils |
| CAD | Circular holes and pit-shaped borings |
| Type | Macroboring |
| Substrate | Calcareous substrate |
| Taxon | Curvichnus |
| Author | Nielsen, 2002 |
| Reference | Nielsen, 2002 |
| Parent taxon | Circolitidae |
| Is valid | Yes |
| FAD | Campanian |
| LAD | Eocene |
Includes:
| Species | Reference | Valid? |
|---|---|---|
| Curvichnus pediformis | Blissett & Pickerill, 2007 | Yes |
| Curvichnus semorbis | Nielsen, 2002 | Yes |
Synonymy
| Year | Synonym | Author | Pages | Figs | Reference |
|---|---|---|---|---|---|
| 2007 | Curvichnus Nielsen, 2002 | Blissett & Pickerill | 81 | Blissett & Pickerill, 2007 | |
| 2002 | Curvichnus igen. nov. | Nielsen | 674 | Nielsen, 2002 |
Descriptions and remarks
Diagnosis.—Biogenic structure having an irregular, semicircular to circular outline and situated in skeletal substrates.
Branched, unbranched, circular.
Category of architectural design: 2.63. Circular holes and pit-shaped borings.
Macroboring; substrate calcareous; tracemaker invertebrate