Subgenus
Tetrada (Tallinnopsis) Sarv, 1959
Selection of related publications
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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Classification
Organism group | Biota |
Kingdom | Animalia |
Phylum | Arthropoda |
Subphylum | Crustacea |
Superclass | Oligostraca |
Class | Ostracoda |
Order | Beyrichicopida |
Suborder | 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 |