perekond
Tomaculum Groom, 1902
Taksoni kirjeldused
Eiserhardt et al., 2001
Revisted diagnosis. Pill-like coprogene pellets, cylindrical with concave terminatios, epifaunal originatedon bedding planes, arranged as curved or angular strings or bands.
Valik taksonit käsitlevast teaduskirjandusest
Toom, U., Vinn, O., Hints, O. 2019. Ordovician and Silurian ichnofossils from carbonate facies in Estonia: A collection-based review.  Palaeoworld   28,   1-2,   123-144. DOI:10.1016/j.palwor.2018.07.001
Leitud liigid
Klassifikatsioon
| organismirühm | Biota | 
| ihnorühm | Ichnofossils | 
| Coprolites | |
| Invertebrate coprolites | |
| compound traces with coprolites | |
| perekond | Alcyonidiopsis | 
| Phymatoderma | |
| Quebecichnus | |
| Tomaculum | |
| liik | problematicum | 
| perekond | Tubularina | 
| Tubulichnium |