Order
Ellesmerocerida Flower et Kummel, 1950
Aiheeseen liittyvät julkaisut
Kröger, B., Mutvei, H. 2005. Nautiloids with multiple paired muscle scars from Lower-Middle Ordovician of Baltoscandia.Palaeontology 48 , 4,781-791. DOI:10.1111/j.1475-4983.2005.00478.x
King, A. H. 1998. A review of the cyclostomiceratid nautiloids, including new taxa from the Lower Ordovician of Öland, Sweden.Palaeontology 41 , 2,335 – 347.
Mutvei, H., Stumbur, H. 1971. Remarks on the Genus Pictetoceras (Cephalopoda: Ellesmerocerida).Bulletin of the Geological Institutions of the University of Uppsala 2 , 13,117-122.
Foerste, A. F. 1932. The cephalopod genera Cyrtendoceras and Oelandoceras.The Ohio Journal of Science 32 , 3,163-172.
King, W. 1846. Remarks on certain genera belonging to the class Palliobranchiata XI.Annals and Magazine of Natural History 18 , 117,83-94. DOI:10.1080/037454809496570
List of species
1. Microstomioceras holmi King, 1998 | Kunda Stage
2. Oelandoceras byrumense Foerste, 1932 | Darriwilian
3. Oelandoceras haelluddenense Foerste, 1932 | Darriwilian
4. Oelandoceras kristdalaense Foerste, 1932 | Darriwilian
5. Paracyclostomiceras paucitumidum King, 1998 | Kunda Stage
6. Pictetoceras eichwaldi (Verneuil, 1845) | Kunda Stage
7. Pictetoceras oliviae King, 1998 | Kunda Stage
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Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Mollusca |
| Class | Cephalopoda |
| Subclass | Multiceratia |
| Order | Bisonoceratida |
| Cyrtocerinida | |
| Discosorida | |
| Ellesmerocerida | |
| Family | Cyclostomiceratidae |
| Ellesmeroceratidae | |
| Genus | Pictetoceras |
| Order | Oncocerida |