Genus

Desmochitina Eisenack, 1931

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Selection of related publications

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

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

Bauert, G., Nõlvak, J., Bauert, H. 2014. Chitinozoan biostratigraphy in the Haljala Regional Stage, Upper Ordovician: a high-resolution approach from NE Estonia. GFF 136, 1, 26-29. DOI:10.1080/11035897.2013.857715

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

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

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.

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

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

Paris, F., Nõlvak, J. 1999. Biological interpretation and paleobiodiversity of a cryptic fossil group: The “chitinozoan animal”. Geobios 32, 2, 315-324. DOI:10.1016/S0016-6995(99)80045-X

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. 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.

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

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

List of species

1. Desmochitina amphorea Eisenack, 1931 | Kunda Stage→Keila Stage

2. Desmochitina bulla Taugourdeau et de Jekhowsky, 1960

3. Desmochitina cocca Eisenack, 1931 | Kunda Stage→Keila Stage

4. Desmochitina elongata Eisenack, 1958 | Lasnamägi Stage→Haljala Stage

5. Desmochitina erinacea Eisenack, 1931 | Kunda Stage→Keila Stage

6. Desmochitina grandicolla Eisenack, 1958 | Kunda Stage→Lasnamägi Stage

7. Desmochitina holosphaerica Eisenack, 1968 | Uhaku Stage→Keila Stage

8. Desmochitina juglandiformis Laufeld, 1967 | Keila Stage→Oandu Stage

9. Desmochitina minor Eisenack, 1931 | Lasnamägi Stage→Porkuni Stage

10. Desmochitina nodosa Eisenack, 1931 | Haljala Stage→Keila Stage

11. Desmochitina ovulum Eisenack, 1962 | Aseri Stage→Haljala Stage

12. Desmochitina papilla Grahn, 1984 | Volkhov Stage

13. Desmochitina piriformis Laufeld, 1967 | Lasnamägi Stage→Haljala Stage

14. Desmochitina rugosa Eisenack, 1962 | Aseri Stage→Keila Stage

Classification

Organism group	Biota
Kingdom	Animalia
Class	Chitinozoa
Order	Operculatifera
Family	Desmochitinidae
Subfamily	Desmochitininae
Genus	Bulbochitina
	Bursachitina
	Calpichitina
	Desmochitina
Species	amphorea
	bulla
	cocca
	elongata
	erinacea
	grandicolla
	holosphaerica
	juglandiformis
	minor
	nodosa
	ovulum
	papilla
	piriformis
	rugosa
Genus	Hoegisphaera

References based on distribution

Nõlvak & Bauert, G., 2006 Kerguta 565 borehole Aseri Stage
Nõlvak & Bauert, G., 2006 Kerguta 565 borehole Kukruse Stage
Nõlvak & Bauert, G., 2006 Kerguta 565 borehole Kukruse Stage
Nõlvak & Bauert, G., 2006 Kerguta 565 borehole Uhaku Stage
Tammekänd et al., 2010 Uuga Cliff 1, Parki peninsula Lasnamägi Stage
Tammekänd et al., 2010 Uuga Cliff 1, Parki peninsula Lasnamägi Stage
Nõlvak & Bauert, G., 2006 Kerguta 565 borehole Kukruse Stage
Tammekänd et al., 2010 Uuga Cliff 1, Parki peninsula Lasnamägi Stage
Nõlvak, 2003 Ruhnu 500 borehole Uhaku Stage
Nõlvak, 2003 Ruhnu 500 borehole Haljala Stage
Nõlvak, 2003 Ruhnu 500 borehole Haljala Stage
Nõlvak, 2010a Viki borehole Volkhov Stage
Nõlvak, 2010a Kerguta 565 borehole Kunda Stage