Subgenus
Tetrada (Tallinnopsis) Sarv, 1959
Aiheeseen liittyvät julkaisut
Sidaravičiene, N. 1971. New ostracoda from Middle and Upper Ordovician of Lithuania. Palaeontology and stratigraphy of the Baltic and Byelorussia. Number III, pp. 23-36. Mintis.
List of species
2. Tetrada (Tallinnopsis) gudensis Sidaravičiene, 1992 | Keila 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 |
Palaeocopa | |
Family | Ctenonotellidae |
Subfamily | Tallinnellinae |
Genus | Tetrada |
Subgenus | (Neotsitrella) |
(Perplana) | |
(Tallinnopsis) | |
Species | excisa |
gudensis | |
porosicalkeri | |
ramigalensis | |
vaiguvenis | |
vievensis | |
Subgenus | (Tetrada) |
Species | hibyi |
ventroconcava | |
Subspecies | troppenzorum |