Helicotaphrichnus Kern, Grimmer et Lister, 1974
| ID | 16386 |
|---|---|
| Fossil group | Bioerosional trace fossils |
| Taxon | Helicotaphrichnus |
| Author | Kern, Grimmer et Lister, 1974 |
| Reference | Kern et al., 1974 |
| Parent taxon | Trypanitidae |
| FAD | Ypresian |
| LAD | Recent |
Includes:
| Species | Reference |
|---|---|
| Helicotaphrichnus commensalis | Kern et al., 1974 |
| Helicotaphrichnus helicus | Nielsen & Görmüş, 2004 |
Description(s)
Knaust, 2012a:
Unbranched, cylindrical.
Buatois et al., 2017:
Category of architectural design: 2.73. Spiral borings.