Subfamily

Conochitininae Paris, 1981

Selection of related publications

Männik, R. 2024. Siluri ajastu Lau sündmuse mõju mikrofossiilidele Bebirva 111 puuraugus Leedus [Bakalaureusetöö. Juhendajad: O. Hints ja T. Meidla]. pp. 1-54.

Hints, O., Ainsaar, L., Lepland, A., Liiv, M., Männik, P., Meidla, T., Nõlvak, J., Radzevičius, S. 2023. Paired carbon isotope chemostratigraphy across the Ordovician–Silurian boundary in central East Baltic: Regional and global signatures. Palaeogeography, Palaeoclimatology, Palaeoecology 624, 1-17. DOI:10.1016/j.palaeo.2023.111640

Nõlvak, J., Liang, Y., Hints, O. 2022. Early and early Middle Ordovician chitinozoans from the Baldone drill core, central Latvia. Estonian Journal of Earth Sciences 71, 1, 25-43. DOI:10.3176/earth.2022.03

Liang, Y., Hints, O., Tang, P., Cai, C., Goldman, D., Nõlvak, J., Tihelka, E., Pang, K., Bernardo, J., Wang, W. 2020. Fossilized reproductive modes reveal a protistan affinity of Chitinozoa. Geology 48, 12, 1200-1204. DOI:10.1130/G47865.1

Nõlvak, J., Liang, Y., Hints, O. 2019. Early diversification of Ordovician chitinozoans on Baltica: New data from the Jägala waterfall section, northern Estonia. Palaeogeography, Palaeoclimatology, Palaeoecology 525, 14-24. DOI:10.1016/j.palaeo.2019.04.002

Stouge, S., Bauert, G., Bauert, H., Nõlvak, J., Rasmussen, J. A. 2016. Upper Middle to lower Upper Ordovician chitinozoans and conodonts from the Bliudziai-150 core, southern Lithuania. Canadian Journal of Earth Sciences 53, 8, 781-787. DOI:10.1139/cjes-2015-0205

Nõlvak, J., Bauert, G. 2015. New biostratigraphically important chitinozoans from the Kukruse Regional Stage, Upper Ordovician of Baltoscandia. Estonian Journal of Earth Sciences 64, 3, 218-224. DOI:10.3176/earth.2015.28

Männik, P., Loydell, D. K., Nestor, V., Nõlvak, J. 2015. Integrated Upper Ordovician–lower Silurian biostratigraphy of the Grötlingbo-1 core section, Sweden. GFF 137, 3, 226-244. DOI:10.1080/11035897.2015.1042032

Nestor, V. 2012. A summary and revision of the East Baltic Silurian chitinozoan biozonation. Estonian Journal of Earth Sciences 61, 4, 242-260. DOI:10.3176/earth.2012.4.05

Nestor, V. 2011. Chitinozoan biostratigraphy of the Přidoli Series of the East Baltic. Estonian Journal of Earth Sciences 60, 4, 191-206. DOI:10.3176/earth.2011.4.01

Nõlvak, J. 2010. Distribution of Ordovician chitinozoans. Estonian Geological Sections Bulletin 10, 17-18.

Nestor, V. 2010. Distribution of Silurian chitinozoans. Estonian Geological Sections Bulletin 10, 19-20.

Loydell, D. K., Nestor, V., Männik, P. 2010. Integrated biostratigraphy of the lower Silurian of the Kolka-54 core, Latvia. Geological Magazine 147, 2, 253-280. DOI:10.1017/S0016756809990574

Tammekänd, M., Hints, O., Nõlvak, J. 2010. Chitinozoan dynamics and biostratigraphy in the Väo Formation (Darriwilian) of the Uuga Cliff, Pakri Peninsula, NW Estonia. Estonian Journal of Earth Sciences 59, 1, 25-36. DOI:10.3176/earth.2010.1.02

Nestor, V. 2009. Biostratigraphy of the Ludlow chitinozoans from East Baltic drill cores. Estonian Journal of Earth Sciences 58, 3, 170-184. DOI:10.3176/earth.2009.3.02

Nõlvak, J. 2008. Distribution of Ordovician chitinozoans. Estonian Geological Sections Bulletin 9, 13-18. Geological Survey of Estonia.

Kaljo, D., Hints, L., Männik, P., Nõlvak, J. 2008. The succession of Hirnantian events based on data from Baltica: brachiopods, chitinozoans, conodonts, and carbon isotopes. Estonian Journal of Earth Sciences 57, 4, 197-218. DOI:10.3176/earth.2008.4.01

Nõlvak, J. 2007. A new chitinozoan species from the Upper Ordovician of the East Baltic. Estonian Journal of Earth Sciences 56, 1, 63-64.

Grahn, Y., Nõlvak, J. 2007. Ordovician Chitinozoa and biostratigraphy from Skåne and Bornholm, southernmost Scandinavia - an overview and update. Bulletin of Geosciences 82, 1, 11-26. DOI:10.3140/bull.geosci.2007.01.11

Nestor, V. 2007. Chitinozoans in the Wenlock-Ludlow boundary beds of the East Baltic. Estonian Journal of Earth Sciences 56, 2, 109-128.

Goldman, D., Leslie, S. A., Nõlvak, J., Young, S. 2007. The Black Knob Ridge section, southeastern Oklahoma, USA: The global stratotype-section and point (GSSP) for the base of Katian Stage of the Upper Ordovician series. Acta Palaeontologica Sinica 46, Suppl, 144-154.

Hints, O., Killing, M., Männik, P., Nestor, V. 2006. Frequency patterns of chitinozoans, scolecodonts, and conodonts in the upper Llandovery and lower Wenlock of the Paatsalu core, western Estonia. Proceedings of the Estonian Academy of Sciences. Geology 55, 2, 128-155. DOI:10.3176/GEOL.2006.2.04

Nõlvak, J., Bauert, G. 2006. Distribution of Ordovician chitinozoans. Estonian Geological Sections Bulletin 7, 9-11. Geological Survey of Estonia.

Hints, O., Nõlvak, J. 2006. Early Ordovician scolecodonts and chitinozoans from Tallinn, North Estonia. Review of Palaeobotany and Palynology 139, 1-4, 189-209. DOI:10.1016/j.revpalbo.2006.01.004

Nestor, V. 2005. Chitinozoans of the Margachitina margaritana Biozone and the Llandovery-Wenlock boundary in West Estonian drill cores. Proceedings of the Estonian Academy of Sciences. Geology 54, 2, 87-111. DOI:10.3176/geol.2005.2.02

Loydell, D. K., Nestor, V. 2005. Integrated graptolite and chitinozoan biostratigraphy of the upper Telychian (Llandovery, Silurian) of the Ventspils D-3 core, Latvia. Geological Magazine 142, 4, 369-376. DOI:10.1017/S0016756805000531

Põldvere, Anne (ed) 2003. Ruhnu (500) drill core. Estonian Geological Sections Bulletin 5, 1-76. Geological Survey of Estonia.

Loydell, D. K., Männik, P., Nestor, V. 2003. Integrated biostratigraphy of the lower Silurian of the Aizpute-41 core, Latvia. Geological Magazine 140, 2, 205-229. DOI:10.1017/S0016756802007264

Nõlvak, J. 2003. Distribution of Ordovician chitinozoans. Estonian Geological Sections Bulletin 5, 23-25. Geological Survey of Estonia.

Mullins, G. L., Loydell, D. K. 2002. Integrated Lower Silurian chitinozoan and graptolite biostratigraphy of Buttington Brick Pit, Wales. Geological Magazine 139, 1, 89-96. Cambridge University Press. DOI:10.1017/S00167568010059

Nestor, H., Nestor, V. 2002. Upper Llandovery to middle Wenlock (Silurian) lithostratigraphy and chitinozoan biostratigraphy in southwestern Estonia and northermost Latvia. Proceedings of the Estonian Academy of Sciences. Geology 51, 2, 67-87. DOI:10.3176/geol.2002.2.01

Nestor, V., Einasto, R., Loydell, D. K. 2002. Chitinozoan biostratigraphy and lithological characteristics of the Lower and Upper Visby boundary beds in the Ireviken 3 section, Northwest Gotland. Proceedings of the Estonian Academy of Sciences. Geology 51, 4, 215-226. DOI:10.3176/geol.2002.4.02

Nõlvak, J. 2001. Distribution of chitinozoans. Estonian Geological Sections Bulletin 3, 8-10. Geological Survey of Estonia.

Nestor, V. 1999. Distribution of chitinozoans in the Llandovery of the Oslo region. Bollettino della Società Paleontologica Italiana 38, 2-3, 227-238.

Nestor, V. 1998. Chitinozoan biofacies of late early Llandovery (Coronograptus cyphus) age in the East Baltic. Proceedings of the Estonian Academy of Sciences. Geology 47, 4, 219-228. DOI:10.3176/geol.1998.4.01

Nõlvak, J., Meidla, T., Uutela, A. 1995. Microfossils in the Ordovician erratic boulders from Southwestern Finland. Bulletin of the Geological Society of Finland 67, 2, 3-26. DOI:10.17741/bgsf/67.2.001

Nestor, V. 1994. Early Silurian chitinozoans of Estonia and North Latvia. pp. 1-163. Estonian Academy Publishers.

Nestor, V. 1993. Chitinozoans at the Llandovery-Wenlock transition in the Jaagarahu core, Estonia. Proceedings of the Estonian Academy of Sciences. Geology 42, 4, 167-175. DOI:10.3176/geol.1993.4.04

Nõlvak, J., Grahn, Y. 1993. Ordovician chitinozoan zones from Baltoscandia. Review of Palaeobotany and Palynology 79, 245-269. DOI:10.1016/0034-6667(93)90025-P

Nestor, V. 1991. On the distribution of aberrant forms of chitinozoans in the Silurian of Estonia and West Latvia. Proceedings of the Estonian Academy of Sciences. Geology 40, 3, 96-99. DOI:10.3176/geol.1991.3.02

Nõlvak, J. 1990. Ordovician chitinozoans. Field Meeting Estonia 1990. An Excursion Guidebook, pp. 77-79. Estonian Academy of Sciences.

Nestor, V. 1990. Silurian chitinozoans. Field Meeting Estonia 1990. An Excursion Guidebook, pp. 80-83. Estonian Academy of Sciences.

Grahn, Y. 1984. Ordovician chitinozoa from Tallinn, northern Estonia. Review of Palaeobotany and Palynology 43, 1-3, 5-31. DOI:10.1016/0034-6667(84)90025-3

Nestor, V. 1984. Distribution of Chitinozoans in the Late Llandoverian Rumba Formation (Pentamerus Oblongus Beds) of Estonia. Review of Palaeobotany and Palynology 43, 1-3, 145-153. DOI:10.1016/0034-6667(84)90030-7

Nestor, V. 1982. New Wenlockian species of Conochitina from Estonia. Eesti NSV Teaduste Akadeemia Toimetised. Geoloogia / Известия Академии наук Эстонской ССР. Геология 31, 3, 105-111. DOI:10.3176/geol.1982.3.04

Nestor, V. 1982. Chitinozoan zonal assemblages (Wenlock, Estonia). Silurian assemblages and biozones in the East Baltic region, pp. 84-96. Valgus.

Nestor, V. 1980. New chitinozoan species from the Lower Llandoverian of Estonia. Eesti NSV Teaduste Akadeemia Toimetised. Geoloogia / Известия Академии наук Эстонской ССР. Геология 29, 3, 98-107. DOI:10.3176/geol.1980.3.02

Nõlvak, J. 1980. Chitinozoans in biostratigraphy of the northern East Baltic Ashgillian. A preliminary report. Acta Palaeontologica Polonica 25, 2, 253-260.

Nestor, V. 1980. Middle Llandoverian Chitinozoans from Estonia. Eesti NSV Teaduste Akadeemia Toimetised. Geoloogia / Известия Академии наук Эстонской ССР. Геология 29, 4, 136-142. DOI:10.3176/geol.1980.4.03

Laufeld, S. 1974. Silurian Chitinozoa from Gotland. Fossils and Strata 5, 1-130.

Laufeld, S. 1967. Caradocian Chitinozoa from Dalarna, Sweden. GFF 89, 3, 275-349. DOI:10.1080/11035896709448374

List of species

1. Clavachitina grandicula (Achab, 1980)

2. Clavachitina langei (Combaz et Péniguel, 1972)

3. Conochitina acuminata Eisenack, 1959 | Adavere Stage→Jaani Stage

4. Conochitina alargada Cramer, 1967 | Raikküla Stage→Adavere Stage

5. Conochitina argillophila Laufeld, 1974 | Jaagarahu Stage

6. Conochitina armillata Taugourdeau et de Jekhowsky, 1960 | Jaani Stage→Jaagarahu Stage

7. Conochitina clavaherculi Eisenack, 1959 | Lasnamägi Stage→Uhaku Stage

8. Conochitina claviformis Eisenack, 1931 | Jaani Stage→Paadla Stage

9. Conochitina cribrosa Nestor, 1982 | Jaagarahu Stage

10. Conochitina cucumis Grahn, 1984 | Billingen Stage→Volkhov Stage

11. Conochitina decipiens Taugourdeau et de Jekhowsky, 1960 | Middle Ordovician

12. Conochitina differens Dicevitchius, 1970

13. Conochitina dolosa Laufeld, 1967 | Uhaku Stage→Keila Stage

14. Conochitina edjelensis Taugourdeau, 1963 | Raikküla Stage→Adavere Stage

15. Conochitina elongata Taugourdeau, 1963 | Raikküla Stage→Adavere Stage

16. Conochitina emmastensis Nestor, 1982 | Adavere Stage→Jaani Stage

17. Conochitina flamma Laufeld, 1974 | Adavere Stage→Jaani Stage

18. Conochitina fortis Nestor, 1982 | Jaagarahu Stage

19. Conochitina iklaensis Nestor, 1980 | Juuru Stage→Adavere Stage

20. Conochitina incerta Eisenack, 1962 | Nabala Stage→Vormsi Stage

Classification

Organism group	Biota
Kingdom	Animalia
Class	Chitinozoa
Order	Prosomatifera
Family	Conochitinidae
Subfamily	Belonechitininae
	Conochitininae
Genus	Clavachitina
	Conochitina
	Euconochitina
	Pistillachitina
	Rhabdochitina
Subfamily	Eremochitininae
	Pogonochitininae
	Spinachitininae
	Tanuchitininae
	Velatachitininae