Genus
Acernaspis Campbell, 1967
Selection of related publications
Männil, Ralf 1987. Explanatory notes to the stratigraphical chemes of the Ordovician deposits. Resolutions of the interdepartmental stratigraphical conference on the East European Platform in 1984, with regional stratigraphical schemes, pp. 17-57.
Ramsköld, L. 1985. Silurian phacopid and dalmanitid trilobites from Gotland. Stockholm Contributions in Geology 40, 1-62.
Männil, Reet 1970. Estonian Lower and Middle Llandoverian trilobites of the genus Acernaspis. Eesti NSV Teaduste Akadeemia Toimetised. Keemia, Geoloogia / Известия Академии наук Эстонской ССР. Химия. Геология 19, 2, 156-165. DOI:10.3176/chem.geol.1970.2.10
Männil, Reet 1970. Phacopid trilobites of the Upper Llandoverian of Estonia. Eesti NSV Teaduste Akadeemia Toimetised. Keemia, Geoloogia / Известия Академии наук Эстонской ССР. Химия. Геология 19, 4, 342-349. DOI:10.3176/chem.geol.1970.4.10
List of species
1. Acernaspis elliptifrons (Esmark, 1833) | Llandovery
2. Acernaspis estonica Männil, 1970 | Juuru Stage
3. Acernaspis incerta Männil, 1970 | Raikküla Stage
4. Acernaspis quadrilineata (Angelin, 1851) | Llandovery
5. Acernaspis rectifrons Männil, 1970 | Raikküla Stage
6. Acernaspis rubicundula Ramsköld, 1985 | Wenlock
7. Acernaspis semicircularis Männil, 1970 | Juuru Stage
8. Acernaspis sororia Ramsköld, 1985 | Llandovery
9. Acernaspis sulcata Männil, 1970 | Juuru Stage
10. Acernaspis? konoverensis Männil, 1970 | Adavere Stage
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Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Arthropoda |
| Subphylum | Trilobita |
| Order | Phacopida |
| Suborder | Phacopina |
| Family | Phacopidae |
| Genus | Acernaspis |
| Species | elliptifrons |
| estonica | |
| incerta | |
| quadrilineata | |
| rectifrons | |
| rubicundula | |
| semicircularis | |
| sororia | |
| sufferta | |
| sulcata | |
| Acernaspis? konoverensis | |
| Genus | Ananaspis |
| Eophacops | |
| Trimerocephalus |