Family
Obolidae King, 1846
Selection of related publications
Vinn, O., Holmer, L. E., Wilson, M. A., Isakar, M., Toom, U. 2021. Possible drill holes and pseudoborings in obolid shells from the Cambrian/Ordovician boundary beds of Estonia and the uppermost Cambrian of NW Russia.Historical Biology 33 , 12,3579–3584. DOI:10.1080/08912963.2021.1878355
Holmer, L. E., Popov, L. E., Ghobadi Pour, M., Zhang, Z., Zhang, Z. 2017. Unusual pitted Ordovician brachiopods from the East Baltic: the significance of coarsely pitted ornamentations in linguliforms.Papers in Palaeontology 3 , 3,387-399. DOI:10.1002/spp2.1080
Lang, L., Kirsimäe, K., Vahur, S. 2016. Diagenetic fate of bioapatite in linguliform brachiopods: multiple apatite phases in shells of Cambrian lingulate brachiopod Ungula ingrica (Eichwald).Lethaia 49 , 1,13-27. DOI:10.1111/let.12127
Lang, L. 2015. Baculate shell structure in Early Palaeozoic linguliform brachiopods.Dissertationes Geologicae Universitatis Tartuensis 40 , 1-113.
Lang, L., Puura, I. 2013. Phosphatized organic nanostructures in the Cambrian linguloid brachiopod Ungula inornata (Mickwitz).Estonian Journal of Earth Sciences 62 , 3,121-130. DOI:10.3176/earth.2013.10
Lang, L., Uibopuu, E., Puura, I. 2011. Nanostructures in Palaeozoic linguloid brachiopods.Memoirs of the Association of Australasian Palaeontologists 41 , 359−366.
Nemliher, J., Kurvits, T., Kallaste, T., Puura, I. 2004. Apatite varieties in the shell of the Cambrian lingulate brachiopod Obolus apollinis Eichwald.Proceedings of the Estonian Academy of Sciences. Geology 53 , 4,246-256. DOI:10.3176/geol.2004.4.02
Popov, L. E., Holmer, L. E. 2003. Understanding linguloid brachiopods: Obolus and Ungula as examples.Carnets de Géologie , 6,1-13.
Holmer, L. E., Biernat, G. 2002. Lingulate brachiopods from Lower Ordovician (Tremadoc) chalcedonites, Holy Cross Mountains, Poland.Acta Palaeontologica Polonica 47 , 1,141-156.
Holmer, L. E., Popov, L. E. 2000. Class Lingulata.Treatise on Invertebrate Paleontology, part H Brachiopoda , pp. 30-146.
Puura, I. 1996. Lingulate brachiopods and biostratigraphy of the Cambrian-Ordovician boundary beds in Baltoscandia.Doctoral Thesis , pp. 1-214.
Popov L., Nõlvak J., Holmer, L. 1994. Late Ordovician lingulate brachiopods from Estonia.Palaeontology 37 , 3,627-650.
Popov, L., Holmer, L. E. 1994. Cambrian-Ordovician lingulate brachiopods from Scandinavia, Kazakhstan, and South Ural Mountains.Fossils and Strata 35 , 1-156. DOI:10.1111/j.1502-3931.1994.tb01571.x
Holmer, L. E., Popov, L. E. 1994. Revision of the type species of Acrotreta and related Lingulate brachiopods.Journal of Paleontology 68 , 3,433-450. DOI:10.1017/S002233600002583X
Holmer, H., Popov, L. E. 1990. The acrotretacean brachiopod Ceratreta tanneri (Metzger) from the Upper Cambrian of Baltoscandia.GFF 112 , 3,249-263. DOI:10.1080/11035899009454772
Popov, L. E., Khazanovich, K. K. 1989. Lingulata (inarticulate brachiopods with phosphate-calcium shell).The Key sections and stratigraphy of the phosphate bearing Obolus beds of the North-East of the Russian platform , pp. 96-136.
Kaljo, D., Borovko, N., Heinsalu, H., Khazanovich, K., Mens, K., Popov, L., Sergejeva, S., Sobolevskaya, R., Viira, V. 1986. The Cambrian-Ordovician boundary in the Baltic-Ladoga clint area (North Estonia and Leningrad Region, USSR).Eesti NSV Teaduste Akadeemia Toimetised. Geoloogia / Известия Академии наук Эстонской ССР. Геология 35 , 3,97-108. DOI:10.3176/geol.1986.3.01
Khazanovich, K. K., Popov, L. E., Melnikova, L. M. 1984. Bezzamkovye brahiopody, ostrakody (bradoriidy) i hiolitel'minty iz sablinskoj svity Leningradskoj oblasti.Paleontologicheski Zhurnal 4 , 33-47.
Biernat, G. 1973. Ordovician Inarticulate Brachiopods from Poland and Estonia.Palaeontologia Polonica 28 , 1-116.
Gorjansky, V. J. 1969. Bezzamkovye brahiopody kembrijskih i ordovikskih otloženij severo-zapada Russkoj platformy.
Eichwald, E. 1860. Lethaea Rossica ou Paléontologie de la Russie. Premier volume. Ancienne Période en deux sections. DOI:10.5962/bhl.title.52391
List of species
1. Apatobolus plicatus Popov, 1980 | Ordovician
2. Elliptoglossa linguae (Westregård, 1909) | Lower Ordovician
4. Expellobolus tetragonus (Gorjansky, 1969) | Hunneberg Stage
5. Foveola ivari Holmer, Popov, Ghobadi Pour, Zhang et Zhang, 2017 | Kukruse Stage
6. Foveola maarduensis Gorjansky, 1969 | Hunneberg Stage
8. Leptembolon recta Gorjansky, 1969 | Leetse Formation
9. Lingulella alata Holmer, 1989 | Ordovician
10. Lingulella antiquissima (Jeremejew, 1856) | Tremadocian
15. Obolus ruchini Khazanovitch et Popov, 1984 | Baltic Middle Cambrian
16. Obolus transversus (Pander, 1830) | Baltic Middle Cambrian
18. Oepikites fragilis Popov et Khazanovitch, 1989 | Upper Cambrian (old nomenclature)
19. Oepikites koltchanovi Khazanovitch et Popov, 1984 | Middle Cambrian (old nomenclature)
20. Oepikites macilentus Khazanovitch et Popov, 1984 | Baltic Middle Cambrian
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Klassificering
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Brachiopoda |
| Subphylum | Linguliformea |
| Class | Lingulata |
| Order | Lingulida |
| Superfamily | Linguloidea |
| Family | Aulonotretidae |
| Elkaniidae | |
| Eoobolidae | |
| Lingulasmatidae | |
| Lingulidae | |
| Obolidae | |
| Subfamily | Elliptoglossinae |
| Glossellinae | |
| Obolinae | |
| Genus | Schizotreta |
| Family | Paterulidae |
| Pseudolingulidae | |
| Zhanatellidae |
See also