Genus

Tvaerenella Jaanusson, 1957

Selection of related publications
Kivioja, K. 2007. Osmussaare settesoonte ostrakoodifauna [Magistritöö. Juhendaja: O. Tinn]. pp. . Tartu Ülikool.
Meidla, T. 1996. Late Ordovician Ostracodes of Estonia. Fossilia Baltica 2. pp. 1-222. Tartu University Press.
Sidaravičiene, N. 1992. Ordovician ostracods of Lithuania. pp. 1-252. LitNIIGRI.
Schallreuter, R. 1981. Ordovician ostracodes from Baltoscandia. GFF 103, 1, 61-71. DOI:10.1080/11035898109455206
Pranskevičius, A. 1972. South Baltic Silurian Ostracoda. pp. 1-280. Mintis.
Nõlvak, J. 1972. A characterization of the boundary beds of the Kukruse and Idavere stages in the Lipu boring. Loodusuurijate Seltsi Aastaraamat, pp. 39-59. Loodusuurijate Selts.
Sarv, L. I. 1962. Ostracods from the Porkuni stage and Llandovery of Estonia. ENSV TA Geoloogia Instituudi Uurimused IX, 95-141.
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.
Sarv, L. I. 1956. New species of ostracodes of the Vasalemma Stage (Upper Ordovician of Estonia). ENSV TA Geoloogia Instituudi Uurimused I, 30-40.
Thorslund, P. 1940. On the Chasmops series of Jämtland and Södermanland (Tvären). Sveriges Geologiska Undersökning 1-191.
List of species
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Classification
Organism groupBiota
KingdomAnimalia
PhylumArthropoda
SubphylumCrustacea
SuperclassOligostraca
ClassOstracoda
SubclassPodocopa
OrderPalaeocopida
SuborderBeyrichicopina
Palaeocopa
SuperfamilyHollinacea
FamilyTvaerenellidae
SubfamilyTvaerenellinae
GenusDuringia
Euprimites
Otraczetia
Piretia
Piretilina
Retiprimites
Tvaerenella
Speciescarinata
expedita
granosa
longa
magna
modesta
plana
postpleta
pulex
stossmeisteri
umbilicata
GenusUhakiella
Vendona