Species
Holmograptus spinosus (Ruedemann, 1904)
Synonyymit
2009 Holmograptus spinosus (Ruedemann, 1904) — Maletz , pp. 10, fig. Figs. 3E, 3F, 5G, 5L–5N, 6F, 6H
Luokittelu
Organism group | Biota |
Kingdom | Animalia |
Phylum | Hemichordata |
Class | Pterobranchia |
Subclass | Graptolithina |
Suborder | Sinograptina |
Order | Sinograptidae |
Genus | Holmograptus |
Species | callotheca |
lentus | |
spinosus |