Order
Discosorida Flower, 1950
Selection of related publications
Kröger, B. 2025. The Lyckholm acme of cephalopods – Review of the late Katian (Vormsi–Pirgu regional stages) Ordovician cephalopods of Estonia. European Journal of Taxonomy 978, 1-168. DOI:10.5852/ejt.2025.978.2801
Kröger, B., Aubrechtová, M. 2019. The cephalopods of the Kullsberg Limestone Formation, Upper Ordovician, central Sweden and the effects of reef diversification on cephalopod diversity. Journal of Systematic Palaeontology 17, 12, 961-995. DOI:10.1080/14772019.2018.1491899
Kröger, B., Aubrechtová, M. 2018. Cephalopods from reef limestone of the Vasalemma Formation, northern Estonia (latest Sandbian, Upper Ordovician) and the establishment of a local warm-water fauna. Journal of Systematic Palaeontology 16, 10, 799-839. DOI:10.1080/14772019.2017.1347212
Kröger, B. 2013. The cephalopods of the Boda Limestone, Late Ordovician, of Dalarna, Sweden. European Journal of Taxonomy 41, 41, 1-110. DOI:10.5852/ejt.2013.41
Kröger, B., Zhang, Y., Isakar, M. 2009. Discosorids and Oncocerids (Cephalopoda) of the Middle Ordovician Kunda and Aseri Regional Stages of Baltoscandia and the early evolution of these groups. Geobios 42, 3, 273-292. DOI:10.1016/j.geobios.2008.09.006
Kröger, B. 2007. Concentrations of juvenile and small adult cephalopods in the Hirnantian cherts (Late Ordovician) of Porkuni, Estonia. Acta Palaeontologica Polonica 52, 3, 591–608.
Balashov, E. A. 1959. Nekotorye novye vidy nautiloidej ordovika, silura i devona SSSR. Materialy k "Osnovam paleontologii", Bypusk 3, pp. 37-46. Paleontologicheskii Institut Akademii Nauk SSSR.
Sweet, W. C. 1958. The Middle Ordovician of the Oslo Region, Norway: 10. Nautiloid Cephalopods. Norsk Geologisk Tidsskrift 38, 1, 1-178.
Stumbur, H. 1955. Eesti NSV ülem-ordoviitsiumi nautiloiididest [Diplomitöö. Juhendaja: A. Rõõmusoks]. pp. 1-159.
Teichert, C. 1930. Die Cephalopoden-Fauna der Lyckholm-Stufe des Ostbaltikums. Paläontologische Zeitschrift 12, 3/4, 264-312. DOI:10.1007/BF03044452
List of species
1. Broeggeroceras contractum Sweet, 1958 | Sandbian
2. Broeggeroceras elongatum Sweet, 1958 | Katian
3. Cyrtogomphoceras troedssoni Teichert, 1930 | Katian
4. Furudaloceras tomtei Kröger et Aubrechtová, 2019 | Sandbian
5. Hemibeloitoceras arduum Kröger et Aubrechtová, 2018 | Keila Stage
6. Hemibeloitoceras molis Kröger et Aubrechtová, 2018 | Keila Stage
7. Hosholmoceras ovalis Kröger, 2025 | Katian
8. Hosholmoceras triangulatum Kröger, 2025 | Katian
9. Kiaeroceras frognoyense Strand, 1934 | Ordovician
10. Kiaeroceras heroyense Strand, 1934 | Katian
11. Kiaeroceras kaebliki Kröger, 2025 | Katian
12. Kiaeroceras urgense Kröger, 2025 | Katian
14. Paldoceras neptunsakerense Kröger, Zhang et Isakar, 2009 | Kunda Stage
16. Stokesoceras balticum Balashov, 1959 | Adavere Stage
17. Strandoceras kalevipoegi Kröger, 2025 | Katian
18. Strandoceras kohilense Kröger, 2025 | Katian
19. Strandoceras muhvi Kröger, 2025 | Katian
20. Strandoceras orvikui Kröger, 2007 | Porkuni Stage
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Klassificering
Organism group | Biota |
Kingdom | Animalia |
Phylum | Mollusca |
Class | Cephalopoda |
Subclass | Multiceratia |
Order | Bisonoceratida |
Cyrtocerinida | |
Discosorida | |
Family | Apocrinoceratidae |
Cyrtogomphoceratidae | |
Lowoceratidae | |
Phragmoceratidae | |
Westonoceratidae | |
Order | Ellesmerocerida |
Oncocerida |
See also