Genus
Holotrachelus Holm, 1898
List of species
1. Holotrachelus punctillosus (Törnquist, 1884) | Upper Ordovician
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Luokittelu
Organism group | Biota |
Kingdom | Animalia |
Phylum | Arthropoda |
Subphylum | Trilobita |
Order | Proetida |
Family | Holotrachelidae |
Genus | Holotrachelus |
Species | punctillosus |