Subfamily
Tanuchitininae Paris, 1981
Selection of related publications
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. 2012. A new chitinozoan species from the Middle Ordovician of Estonia.  Estonian Journal of Earth Sciences   61,   2,   131-132. DOI:10.3176/earth.2012.2.05
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
Nõlvak, J. 2008. Distribution of Ordovician chitinozoans.  Estonian Geological Sections Bulletin   9,      13-18.  Geological Survey of Estonia. 
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. 
Sennikov, N. V., Obut, O. T. 2002. Testing the chitinozoan zonal succession according to the graptolite zonal scale (Ordovician, Gorny Altai and Moscow syneclise).  Geologia i geofizika      5,   51-63.
Paris, F., Grahn., Y., Nestor, V., Lakova, I. 1999. A revised chitinozoan classification.  Journal of Paleontology   73,   4,   549-570. DOI:10.1017/S0022336000032388
Grahn, Y., Nõlvak, J., Paris, F. 1996. Precise chitinozoan dating of Ordovician impact events in Baltoscandia.  Journal of Micropalaeontology   15,      21-35.
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
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. Baltochitina delicata Nõlvak, 2012 | Aseri Stage
2. Baltochitina nolvaki Paris et Grahn, 1999 | Lasnamägi Stage
5. Laufeldochitina toilaensis Nõlvak, Liang et Hints, 2019 | Volkhov Stage
6. Tanuchitina anticostiensis (Achab, 1977) | Pirgu Stage
8. Tanuchitina granbyensis Grahn, Nõlvak et Paris, 1996 | Kunda Stage
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Klassificering
| Organism group | Biota | 
| Kingdom | Animalia | 
| Class | Chitinozoa | 
| Order | Prosomatifera | 
| Family | Conochitinidae | 
| Subfamily | Belonechitininae | 
| Conochitininae | |
| Eremochitininae | |
| Pogonochitininae | |
| Spinachitininae | |
| Tanuchitininae | |
| Genus | Baltochitina | 
| Hyalochitina | |
| Laufeldochitina | |
| Tanuchitina | |
| Subfamily | Velatachitininae |