Genus
Jaanussonia Schallreuter, 1971
Selection of related publications
Schallreuter, R. 1984. Middle Ordovician ostracodes from Sweden. GFF 106, 1, 93-99. DOI:10.1080/11035898409454614
Schallreuter, R. 1971. Asymmetrische ordovizische Ostrakoden. Neues Jahrbuch für Geologie und Paläontologie Monatshefte 4, 249-260.
List of species
1. Jaanussonia unicerata Schallreuter, 1971 | Upper Ordovician
2. Jaanussonia valdari Schallreuter, 1984 | Upper Ordovician
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Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Arthropoda |
| Subphylum | Crustacea |
| Superclass | Oligostraca |
| Class | Ostracoda |
| Subclass | Podocopa |
| Order | Palaeocopida |
| Suborder | Beyrichicopina |
| Paraparchitocopa | |
| Superfamily | Paraparchitacea |
| Family | Jaanussoniidae |
| Genus | Hemeaschmidtella |
| Hemiaechminoides | |
| Jaanussonia | |
| Species | unicerata |
| valdari |