Family
Graciloceratidae Flower, 1950
Selection of related publications
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., 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.
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
2. Isbergoceras niger Kröger et Aubrechtová, 2019 | Sandbian
3. Kundoceras evansi Kröger, Zhang et Isakar, 2009 | Kunda Stage
5. Pomerantsoceras tibia Kröger, 2007 | Porkuni Stage
6. Porkunioceras tuba Kröger, 2007 | Porkuni Stage
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Classification
Organism group | Biota |
Kingdom | Animalia |
Phylum | Mollusca |
Class | Cephalopoda |
Subclass | Multiceratia |
Order | Oncocerida |
Suborder | Polyelasmoceratidae |
Family | Acleistoceratidae |
Diestoceratidae | |
Graciloceratidae | |
Genus | Isbergoceras |
Kundoceras | |
Piersaloceras | |
Pomerantsoceras | |
Porkunioceras | |
Family | Hemiphragmoceratidae |
Jovellaniidae | |
Karoceratidae | |
Oncoceratidae | |
Phtanoncoceratidae | |
Trimeroceratidae | |
Valcouroceratidae |
See also