Species
Expansograptus holmi (Törnquist, 1904)
Synonyymit
2004 Expansograptus holmi — Bergström et al. , pp. 268
2008 Expansograptus holmi (Törnquist) — Toro & Maletz , pp. 978, fig. 5:1
Aiheeseen liittyvät julkaisut
Bergström, S. M., Löfgren, A., Maletz, J. 2004. The GSSP of the Second (Upper) Stage of the Lower Ordovician Series: Diabasbrottet at Hunneberg, Province of Västergötland, Southwestern Sweden. Episodes 27, 4, 265-272.
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Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Hemichordata |
| Class | Pterobranchia |
| Subclass | Graptolithina |
| Order | Graptoloidea |
| Suborder | Dichograptina |
| Family | Didymograptidae |
| Genus | Expansograptus |
| Species | abditus |
| constrictus | |
| distinctus | |
| hirundo | |
| holmi | |
| latus | |
| praenuntius | |
| suecicus | |
| uniformis | |
| urbanus |
Levinneisyys ja viitteet
- Ulst et al., 1982 Tremadocian
- Bergström et al., 2004a Diabasbrottet quarry, Sweden Lower Ordovician