Foerstellites is a genus of Ordovician cephalopods from North America, belonging to the family Endoceratidae, in which the siphuncle takes up the entire apex.
| Foerstellites Temporal range:
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | Nautiloidea |
| Order: | †Endocerida |
| Family: | †Endoceratidae |
| Genus: | †Foerstellites Kobayashi, 1940 |
Foestellites, named by Kobayashi, 1940, is based on the apical part of the conch, or shell, which expands rapidly as septa are added. Not a true nanno type, since the siphuncle is not truly swollen at the apex. Probably the apical end of Cameroceras or Vaginoceras.
References
edit- Flower, Rousseau H.1958. Some Chazyan and Mohawkian Endoceratida. Jour of Paleontology, V.32, n3, pp433–458, May 1958
- Teichert, C. 1964. Endoceratoidea, Treatise on Invertebrate Paleontology, part K. Geological Society of America and Univ. Kansas Press.
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