Genus
Trecrinus Semenov, Terentyev, Mirantsev et Rozhnov, 2021
Aiheeseen liittyvät julkaisut
Semenov, N. K., Terentyev, S. S., Mirantsev, G. V., Rozhnov, S. V. 2021. A New Hybocrinid Genus (Echinodermata, Crinoidea) from the Middle Ordovician of Ladoga Glint on the Volkhov River. Paleontological Journal 55, 1, 54-63. DOI:10.1134/S0031030121010123
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Echinodermata |
| Subphylum | Pelmatozoa |
| Class | Crinoidea |
| Subclass | Hybocrinea |
| Order | Hybocrinida |
| Family | Hybocrinidae |
| Genus | Hoplocrinus |
| Revalocrinus | |
| Trecrinus | |
| unranked | schmidti |