Genus
Pyxion Thorslund, 1948
Aiheeseen liittyvät julkaisut
Meidla, T. 1996. Late Ordovician Ostracodes of Estonia. Fossilia Baltica 2. pp. 1-222. Tartu University Press.
Meidla, T. 1986. Neue Ostrakoden aus dem Ordovizium des Baltikums. Eesti NSV Teaduste Akadeemia Toimetised. Geoloogia / Известия Академии наук Эстонской ССР. Геология 35, 1, 10-19. DOI:10.3176/geol.1986.1.02
Sarv, L. I. 1963. New ostracodes from the Ordovician of East Baltic. ENSV TA Geoloogia Instituudi Uurimused XIII, 161-188.
Sarv, L. 1959. Ordovician ostracodes in the Estonian S.S.R.. ENSV TA Geoloogia Instituudi Uurimused IV, 1-210.
Jaanusson, V. 1957. Middle Ordovician Ostracodes of Central and Southern Sweden. Bulletin of the Geological Institutions of the University of Uppsala 37, 17, 173-442.
Öpik, A. 1937. Ostracoda from the Ordovician Uhaku and Kukruse formations of Estonia. Tartu Ülikooli juures oleva Loodusuurijate Seltsi Aruanded 43, 65-138.
List of species
1. Pyxion alatum (Öpik, 1937) | Uhaku Stage
3. Pyxion keilaensis Sarv, 1959 | Keila Stage
6. Pyxion rakverensis Meidla, 1986 | Rakvere Stage
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Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Arthropoda |
| Subphylum | Crustacea |
| Superclass | Oligostraca |
| Class | Ostracoda |
| Subclass | Podocopa |
| Order | Palaeocopida |
| Suborder | Beyrichicopina |
| Binodicopa | |
| Superfamily | Aechminacea |
| Family | Circulinidae |
| Genus | Arpaschmidtella |
| Circulina | |
| Circulinella | |
| Craspedopyxion | |
| Easchmidtella | |
| Gravensia | |
| Kinnekullea | |
| Ledanina | |
| Orechina | |
| Parapyxion | |
| Paraschmidtella | |
| Pedomphalella | |
| Pyxion | |
| Species | alatum |
| carinatum | |
| keilaensis | |
| kinnekullensis | |
| nitidum | |
| rakverensis | |
| Genus | Vogdesella |