Subgenus
Tetrada (Neotsitrella) Sarv, 1963
Current taxon already exists. See initial taxon Tetrada (Perplana)
Taxon ID: 4397
Fossil group: Ostracoda
Belongs to: Tetrada
Other version of taxon: Tetrada (Perplana)
Stratigraphic distribution: Ordovician (header.f_taxon_age_within 485.4 – 443.8 header.f_taxon_age_within_unit)
Baltoscandian species (in database):
Selection of related publications
Meidla, T. 1996. Late Ordovician Ostracodes of Estonia. Fossilia Baltica 2. pp. 1-222. Tartu University Press.
Sarv, L. 1959. Ordovician ostracodes in the Estonian S.S.R.. ENSV TA Geoloogia Instituudi Uurimused IV, 1-210.
List of species
1. Tetrada (Perplana) longata (Sarv, 1959) | Keila Stage
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Klassificering
Organism group | Biota |
Kingdom | Animalia |
Phylum | Arthropoda |
Subphylum | Crustacea |
Superclass | Oligostraca |
Class | Ostracoda |
Subclass | Podocopa |
Order | Palaeocopida |
Suborder | Beyrichicopina |
Palaeocopa | |
Family | Ctenonotellidae |
Genus | Tetrada |
Subgenus | (Neotsitrella) |
Species | Tetrada (Perplana) longata |
Subgenus | (Perplana) |
(Tallinnopsis) | |
(Tetrada) | |
Species | hibyi |
ventroconcava | |
Subspecies | troppenzorum |