Species
Tetragraptus amii Elles et Wood, 1902
Synonymy list
1865 Graptolithus bryonoides — Hall , pp. 64, fig. 4:9-10
1902 Tetragraptus amii — Elles et Wood , pp. 60, fig. 5:4a-c
1904 Tetragraptus amii Elles et Wood — Ruedemann , pp. 647-649, fig. 11:5-7
1947 Tetragraptus amii Lapworth — Ruedemann , pp. 301-302, fig. 50:12-14
1960 Tetragraptus amii Lapworth — Berry , pp. 52, fig. 6:10; 7:9
1963 Tetragraptus amii Elles et Wood — Ross et Berry , pp. 74-75, fig. 3:1
Selection of related publications
Egenhoff, S., Maletz, J. 2007. Graptolites as indicators of maximum flooding surfaces in monotonous deep-water self successions. Palaios 22, 4, 373-383. DOI:10.2110/palo.2005.p05-096r
Maletz, J. 2005. Early Middle Ordovician graptolite biostratigraphy of the Lovisefred and Albjära drill cores (Scania, southern Sweden). Palaeontology 48, 4, 763-780. DOI:10.1111/j.1475-4983.2005.00482.x
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Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Hemichordata |
| Class | Pterobranchia |
| Subclass | Graptolithina |
| Order | Graptoloidea |
| Suborder | Dichograptina |
| Family | Tetragraptidae |
| Genus | Tetragraptus |
| Species | amii |
| askerensis | |
| astericus | |
| bigsbyi | |
| cor | |
| crucifer | |
| gracilis | |
| headi | |
| krapperupensis | |
| longus | |
| mobergi | |
| norvegicus | |
| phyllograptoides | |
| pseudobigsbyi | |
| quadribrachiatus | |
| reclinatus | |
| serra | |
| spinosus | |
| taraxacum | |
| toernquisti |
References based on distribution
- Ulst et al., 1982 Tremadocian
- Maletz, 2005 Lovisefred borehole Middle Ordovician
- Egenhoff & Maletz, 2007 Diabasbrottet quarry, Sweden Lower Ordovician