Organism group
Calcitarcha Versteegh, Servais, Streng, Munnecke et Vachard, 2009
Luokittelu
| Organism group | Biota |
| Kingdom | Protozoa |
| Organism group | Acritarcha |
| Calcitarcha | |
| Phylum | Dinoflagellata |
| Organism group | Biota |
| Kingdom | Protozoa |
| Organism group | Acritarcha |
| Calcitarcha | |
| Phylum | Dinoflagellata |