Subclass

Actinoceratoidea Teichert, 1933

Selection of related publications

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

Mutvei, H. 1998. Siphuncular structure in a Silurian narthecoceratid nautiloid cephalopod from the Island of Gotland. GFF 120, 4, 375-378. DOI:10.1080/11035899801204375

Kiselev, G. N., Sinicyna, I. N., Isakar, M. A., Mironova, M. G., Saladzhius, V. Y. 1990. Atlas mollûskov verhnego ordovika i silura severo-zapada Vostočno-Evropejskoj platformy. pp. 1-80. Leningrad University.

Saladžius, V. J. 1971. Cephalopods of the Ludlowian and Downtonian deposits of the Upper Silurian of the Southern Baltic area. Palaeontology and stratigraphy of the Baltic and Byelorussia. Number III, pp. 205-208. Mintis.

Balashov, Z. G. 1971. O sistematičeskom položenii i stratigrafičeskom značenii roda Eushantungoceras (nadotrâd Actinoceratoidea). Voprosy paleontologii VI, 61-65. Izdatel'stvo Leningradskogo Universiteta.

Sweet, W. C. 1958. The Middle Ordovician of the Oslo Region, Norway: 10. Nautiloid Cephalopods. Norsk Geologisk Tidsskrift 38, 1, 1-178.

Balashov, Z. G. 1955. Nekotorye novye rody i vidy nautiloidej ordovika Pribaltiki. Voprosy paleontologii II, 45-54. Izdatel'stvo Leningradskogo Universiteta.

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. Actinoceras insulaenigrae Strand, 1934 | Ordovician

2. Adamsoceras holmi (Troedsson, 1926) | Kunda Stage

3. Aluveroceras ievense Balashov, 1955 | Jõhvi Substage

4. Armenoceras holtedahli Strand, 1934 | Ordovician

5. Eushantungoceras pseudoimbricatum (Barrande, 1870) | Ludlow

6. Eushantungoceras uralicum Balashov, 1971 | upper Silurian

7. Hoeloceras askeri Sweet, 1958 | Sandbian

8. Hoeloceras helgoeyense Sweet, 1958 | Darriwilian→Sandbian

9. Hoeloceras muroni Kröger et Aubrechtová, 2018 | Keila Stage

10. Nybyoceras balticum (Troedsson, 1926) | Pirgu Stage

11. Nybyoceras bekkeri Troedsson, 1926 | Pirgu Stage

12. Nybyoceras holmi Sweet, 1958 | Darriwilian

13. Nybyoceras intermedium Teichert, 1930 | Pirgu Stage

14. Nybyoceras troedssoni Strand, 1934 | Ordovician

15. Ormoceras brevis Saladzhius, 1971

16. Ormoceras estonicum Balashov, 1955 | Lasnamägi Stage

17. Ormoceras heckeri Teichert, 1930 | Pirgu Stage

18. Ormoceras kiaeri Sweet, 1958 | Katian

19. Ormoceras lapense Saladzhius, 1966 | Ludlow

20. Ormoceras schmidti Balashov, 1955 | Kunda Stage

Classification

Organism group	Biota
Kingdom	Animalia
Phylum	Mollusca
Class	Cephalopoda
Subclass	Actinoceratoidea
Order	Actinocerida
Subclass	Ammonoidea
	Bactritoidea
	Coleoidea
	Multiceratia
	Nautilia
	Orthoceratia
	Tarphyceratia
Order	Bactritida
	Barrandeocerida
	Basslerocerida
Superfamily	Tainocerataceae
Genus	Botellusoceras
	Phylloceras