Björn Kröger, Jan Ove R. Ebbestad (2014)
Palaeoecology and palaeogeography of Late Ordovician (Katian–Hirnantian) cephalopods of the Boda Limestone, Siljan district, Sweden.
Lethaia47: 15.
DOI: 10.1111/let.12034
Alexander Pohle, Björn Kröger, Rachel C. M. Warnock, Andy H. King, David H. Evans, Martina Aubrechtová, Marcela Cichowolski, Xiang Fang, Christian Klug (2022)
Early cephalopod evolution clarified through Bayesian phylogenetic inference.
BMC Biology20: .
DOI: 10.1186/s12915-022-01284-5
David H. Evans (2007)
A Middle Ordovician cephalopod fauna from Cuzco Province, southern Perú and its palaeobiogeographical significance.
Geological Journal42: 25.
DOI: 10.1002/gj.1063
Kenneth De Baets, Axel Munnecke, Dieter Korn (2018)
Evidence for Palaeozoic orthoconic cephalopods with bimineralic shells.
Palaeontology61: 173.
DOI: 10.1111/pala.12343
Björn Kröger, Thomas Servais, Yunbai Zhang, Matthew Kosnik (2009)
The Origin and Initial Rise of Pelagic Cephalopods in the Ordovician.
PLoS ONE4: e7262.
DOI: 10.1371/journal.pone.0007262
Björn Kröger, Jan Ove R. Ebbestad, Annette E. S. Högström, Åsa M. Frisk (2011)
Mass concentration of Hirnantian cephalopods from the Siljan District, Sweden; taxonomy, palaeoecology and palaeobiogeographic relationships.
Fossil Record14: 35.
DOI: 10.1002/mmng.201000014
Shuji Niko, Masatoshi Sone, Mohd Shafeea Leman (2020)
Ordovician Orthocerida and Pseudorthocerida (Cephalopoda: Nautiloidea) from the Lower Setul Limestone of the Langkawi Islands, Malaysia.
Journal of Systematic Palaeontology18: 381.
DOI: 10.1080/14772019.2019.1608599
Björn Kröger (2006)
Early growth‐stages and classification of orthoceridan Cephalopods of the Darriwillian (Middle Ordovician) of Baltoscandia.
Lethaia39: 129.
DOI: 10.1080/00241160600623749
Selina R. Cole, William I. Ausich, Mark A. Wilson, George Sevastopulo (2021)
A Hirnantian holdover from the Late Ordovician mass extinction: phylogeny and biogeography of a new anthracocrinid crinoid from Estonia.
Papers in Palaeontology7: 1195.
DOI: 10.1002/spp2.1345
Xiang Fang, Alexander Pohle, Björn Kröger, Martina Aubrechtová, Clive Burrett, Yunbai Zhang, Yuandong Zhang (2021)
Phylogeny of Middle–Late Ordovician lituitid cephalopods based on cladistic analysis.
Journal of Systematic Palaeontology19: 633.
DOI: 10.1080/14772019.2021.1944354
Björn Kröger, Zhang Yun-Bai (2009)
Pulsed cephalopod diversification during the Ordovician.
Palaeogeography, Palaeoclimatology, Palaeoecology273: 174.
DOI: 10.1016/j.palaeo.2008.12.015
Martina Aubrechtová, Tõnu Meidla (2020)
Lituitid cephalopods from the upper Darriwilian and basal Sandbian (Middle–Upper Ordovician) of Estonia.
GFF142: 267.
DOI: 10.1080/11035897.2020.1762723
Alexander Pohle, Christian Klug (2024)
Orthoceratoid and coleoid cephalopods from the Middle Triassic of Switzerland with an updated taxonomic framework for Triassic Orthoceratoidea.
Swiss Journal of Palaeontology143: .
DOI: 10.1186/s13358-024-00307-8
Björn Kröger (2013)
Chapter 27 Cambrian–Ordovician cephalopod palaeogeography and diversity.
Geological Society, London, Memoirs38: 429.
DOI: 10.1144/M38.27
Shuji Niko, Royal H. Mapes (2009)
Redescription and New Information on the Carboniferous CephalopodBrachycycloceras normaleMiller, Dunbar and Condra, 1933.
Paleontological Research13: 337.
DOI: 10.2517/1342-8144-13.4.337
Martina Aubrechtová (2015)
A revision of the Ordovician cephalopod Bactrites sandbergeri Barrande: Systematic position and palaeobiogeography of Bactroceras.
Geobios48: 193.
DOI: 10.1016/j.geobios.2015.03.002
Björn Kröger, Martina Aubrechtová (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 Palaeontology16: 799.
DOI: 10.1080/14772019.2017.1347212
Björn Kröger, Martina Aubrechtová (2019)
The cephalopods of the Kullsberg Limestone Formation, Upper Ordovician, central Sweden and the effects of reef diversification on cephalopod diversity.
Journal of Systematic Palaeontology17: 961.
DOI: 10.1080/14772019.2018.1491899
Mohammad Ghavidel-Syooki, David H. Evans, Mansoureh Ghobadi Pour, Leonid E. Popov, J. Javier Álvaro, Utkyr Rakhmonov, Inna A. Klishevich, Mohammad H. Ehsani (2015)
Late Ordovician cephalopods, tentaculitides, machaeridians and echinoderms from Kuh-e Faraghan, High Zagros, Iran.
Alcheringa: An Australasian Journal of Palaeontology39: 530.
DOI: 10.1080/03115518.2015.1052677
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