| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Calycoceras (Gentoniceras)
Taxonomy
Gentoniceras was named by Thomel (1972) [Sepkoski's age data: K Ceno].
It was reranked as Calycoceras (Gentoniceras) by Wright et al. (1996), Kennedy et al. (1996), Sharifi et al. (2016).
It was assigned to Ammonoidea by Sepkoski (2002); and to Calycoceras by Wright et al. (1996), Kennedy et al. (1996), Sharifi et al. (2016).
It was reranked as Calycoceras (Gentoniceras) by Wright et al. (1996), Kennedy et al. (1996), Sharifi et al. (2016).
It was assigned to Ammonoidea by Sepkoski (2002); and to Calycoceras by Wright et al. (1996), Kennedy et al. (1996), Sharifi et al. (2016).