Family

Circulinidae Neckaja, 1966

Selection of related publications

Meidla, T., Truuver, K., Tinn, O., Ainsaar, L. 2020. Ostracods of the Ordovician–Silurian boundary beds: Jūrmala core (Latvia) and its implications for Baltic stratigraphy. Estonian Journal of Earth Sciences 69, 4, 233-247. DOI:10.3176/earth.2020.20

Truuver, K., Meidla, T. 2015. A Hirnantian deep-water refuge for warm-water ostracods in Baltoscandia. Geological Quarterly 59, 4, 738-749. DOI:10.7306/gq.1258

Meidla, T. 2007. Ostracods from the Upper Ordovician Borenshult fauna, Sweden. GFF 129, 2, 123-132. DOI:10.1080/11035890701292123

Ivantsov, A. Yu., Melnikova, L. M. 1998. The lower Ordovician Volkhov and Kunda horizons and characteristics of trilobites and ostracodes (the Volkhov River, Leningrad region). Stratigraphy and Geological Correlation 6, 5, 47-63.

Meidla, T. 1996. Late Ordovician Ostracodes of Estonia. Fossilia Baltica 2. pp. 1-222. Tartu University Press.

Olempska, E. 1994. Ostracods of the Mojcza Limestone. Palaeontologia Polonica 53, 129-212.

Sidaravičiene, N. 1992. Ordovician ostracods of Lithuania. pp. 1-252. LitNIIGRI.

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

Gailite, L. 1975. New species of ostracoda from Upper Ordovician of Latvia. The Fauna and Stratigraphy of Paleozoic and Mesozoic of Baltic and Byelorussia, pp. 45-58. Mintis.

Sidaravičiene, N. 1975. New Ordovician ostracoda of South Baltic area. The Fauna and Stratigraphy of Paleozoic and Mesozoic of Baltic and Byelorussia, pp. 21-43. Mintis.

Gailite, L. 1975. Ostracoda from Middle and Upper Ordovician boundary in West Latvia. The Fauna and Stratigraphy of Paleozoic and Mesozoic of Baltic and Byelorussia, pp. 59-68. Mintis.

Gailite, L. K. 1970. Ostracodes from the Kuldiga member of the Upper Ordovician of Latvia. Palaeontology and stratigraphy of the Baltic and Byelorussia. Number II, pp. 19-31. Mintis.

Neckaja, A. I. 1966. Ostrakody ordovika i silura SSSR (semejstva Schmidtellidae, Rectellidae, Longisculidae i nekotorye novye vidy drugih semejstv). Trudy VNIGRI 251, 1-103. Nedra.

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. Arpaschmidtella abnormis (Sidaravičiene, 1975) | Rakvere Stage→Porkuni Stage

2. Circulina dibulbosa (Neckaja, 1966) | Idavere Substage→Rakvere Stage

3. Circulina fimbriata Neckaja, 1966 | Idavere Substage→Jõhvi Substage

4. Circulinella gailitae Meidla, 1996 | Porkuni Stage

5. Circulinella nuda (Neckaja, 1966) | Keila Stage→Oandu Stage

6. Easchmidtella angulata Sidaravichiene, 1975 | Nabala Stage→Pirgu Stage

7. Easchmidtella crassiumbonata Schallreuter, 1967 | Upper Ordovician

8. Easchmidtella fragosa (Neckaja, 1960) | Idavere Substage→Vormsi Stage

9. Easchmidtella ivantsovi Melnikova, 1998 | Kunda Stage

10. Easchmidtella orbicularis Meidla, 1996 | Pirgu Stage→Porkuni Stage

11. Gravensia gravensteinensis Schallreuter, 2000 | lower Silurian→Silurian

12. Kinnekullea adjuncta Sidaravičiene, 1992 | Keila Stage→Oandu Stage

13. Kinnekullea henningsmoeni Neckaja, 1966 | Jõhvi Substage

14. Kinnekullea herrigi Schallreuter, 1971 | Upper Ordovician

15. Kinnekullea hesslandi Henningsmoen, 1948 | Keila Stage→Vormsi Stage

16. Kinnekullea intermedia Gailite, 1975 | Pirgu Stage→Porkuni Stage

17. Kinnekullea martinssoni Gailite, 1970 | Pirgu Stage

18. Kinnekullea reducta Sidaravičiene, 1992 | Porkuni Stage

19. Kinnekullea semiermis Neckaja, 1966 | Idavere Substage

20. Kinnekullea slavica Sidaravičiene, 1992 | Oandu Stage

Classification

Organism group	Biota
Kingdom	Animalia
Phylum	Arthropoda
Subphylum	Crustacea
Superclass	Oligostraca
Class	Ostracoda
Subclass	Podocopa
Order	Palaeocopida
Suborder	Beyrichicopina
	Binodicopa
Superfamily	Aechminacea
Family	Aechminidae
	Circulinidae
Genus	Arpaschmidtella
	Circulina
	Circulinella
	Craspedopyxion
	Easchmidtella
	Gravensia
	Kinnekullea
	Ledanina
	Orechina
	Parapyxion
	Paraschmidtella
	Pedomphalella
	Pyxion
	Vogdesella
Family	Graviidae
	Sagittovidae
	Schmidtellidae
	Spinigeritidae