Definition of Hannaoceras. Meaning of Hannaoceras. Synonyms of Hannaoceras

- Hannaoceras is a genus belonging to the extinct subclass of cephalopods known as ammonites. Specifically it belongs in the order Ceratitida. The family...
- to the genus Rhabdoceras. The three other heteromorphic genera were Hannaoceras, Cochloceras and Choristoceras. All of them went extinct at the end of...
- Hamitoides Hammatoceras Hammatocyclus Hamulina Hamulinites Hanielites Hannaoceras Hantkeniceras Haploceras Haplophylloceras Haplopleuroceras Haploscaphites...
- Trachyceratidae Boreotrachyceras Konstantinov 2012 Brotheotrachyceras Urlichs 1994 Hannaoceras Tomlin 1931 Okhototrachyceras Konstantinov 2012 Trachyceratinae Haug...
- superba †Halorella †Hannaites †Hannaites riddlensis †Hannaites truncatus †Hannaoceras †Hemicryptocapsa †Heptastylis †Heptastylis aquilae †Heptastylis oregonensis...
- selwyni – or unidentified comparable form †Halobia septentrionalis †Hannaoceras †Hemilecanites †Hemilecanites fastigatus – type locality for species...
- †Halorella – tentative report †Halorites †Hamulus – tentative report †Hannaoceras – tentative report Haplophragmoides †Hauerites †Healdia †Hebetoxyites...