Order

Discosorida Flower, 1950

Aiheeseen liittyvät julkaisut

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. Elsevier BV. 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]. 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 troedessoni 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. Kiaeroceras frognoyense Strand, 1934 | Ordovician

8. Kiaeroceras heroyense Strand, 1934 | Katian

9. Kullsbergoceras nissei Kröger et Aubrechtová, 2019 | Sandbian→Katian

10. Paldoceras neptunsakerense Kröger, Zhang et Isakar, 2009 | Kunda Stage

11. Paldoceras paldiskense Kröger, Zhang et Isakar, 2009 | Aseri Stage→Lasnamägi Stage

12. Stokesoceras balticum Balashov, 1959 | Adavere Stage

13. Strandoceras orvikui Kröger, 2007 | Porkuni Stage

14. Strandoceras sphinx (Schmidt, 1858) | Vormsi Stage→Pirgu Stage

15. Strandoceras strandi Sweet, 1958 | Darriwilian

16. Westonoceras askerense Strand, 1934 | Ordovician

17. Westonoceras estonicum Balashov, 1959 | Vormsi Stage→Pirgu Stage

18. Westonoceras osloense Strand, 1934 | Ordovician

19. Winnipegoceras fragmentaricum Strand, 1934 | Ordovician

Luokittelu

Organism group	Biota
Kingdom	Animalia
Phylum	Mollusca
Class	Cephalopoda
Subclass	Multiceratia
Order	Bisonoceratida
	Cyrtocerinida
	Discosorida
Family	Apocrinoceratidae
	Cyrtogomphoceratidae
	Lowoceratidae
	Phragmoceratidae
	Westonoceratidae
Order	Ellesmerocerida
	Oncocerida