Definition of Acleistoceratidae. Meaning of Acleistoceratidae. Synonyms of Acleistoceratidae

- The Acleistoceratidae is a family of oncocerids that contains genera characterized by depressed (or rarely compressed) exogastric brevicones and cyrtocones...
- and Kummel derive the Nautilida from the Oncocerida with either the Acleistoceratidae or Brevicoceratidae (Teichert 1988) which share some similarities...
- a few of which, such as the Oncoceratidae, Brevicoceratidae, and Acleistoceratidae contain a fair number of genera each while others like the Trimeroceratidae...
- classification Kingdom: Animalia Phylum: Mollusca class: Cephalopoda Order: Oncocerida Family: Acleistoceratidae Genus: Hercocyrtoceras Foeste, 1927...
- a nautiloid genus included in the Oncocerida order of the family Acleistoceratidae that lived during the Middle Devonian. They have been found in North...
- Gonatocyrtoceras is a genus of oncocerid nautiloids belonging to the family Acleistoceratidae, that lived during the Middle Devonian. Gonatocyrtoceras is characterized...
- Galtoceras is genus of the Oncocerida and of the oncocerid family Acleistoceratidae. As with the ascleistoceratids, the curvature is exogastric, such...
- undetermined but may have their origin in some Silurian member of the Acleistoceratidae or perhaps even in some Ordovician oncoceratid through an unknown...
- Streptoceras is a genus in the extinct oncocerid family Acleistoceratidae that plied the shallow sea floor from the Middle Silurian to the Middle Devonian...
- prototypical nautilids, derived probably from either Brevicoceratidae or Acleistoceratidae of the order Oncocerida early in the Devonian. Rutoceratidae comprise...