Definition of Rioceras. Meaning of Rioceras. Synonyms of Rioceras

- existing for approximately 8 million years. Rioceras was named by Flower (1964). Its type is Rioceras nondescriptum. It was ****igned to Baltoceratidae...
- s**** embedded in sediment. Ribeiria R. sp. Upper Fezouata A rostroconch. Rioceras R. sp. "late early to mid Floian" A very rare rioceratid "nautiloid" cephalopod...
- differs from Rioceras in the same family in that Baltoceras has deeper camerae, longer septal necks and thinner connecting rings. Also Rioceras is earlier...
- connecting rings thicken inwardly, such as Amsleroceras, Cyptendoceras, and Rioceras . Paleontology portal List of nautiloids PaleoBiology Database: Baltoceratidae...
- Ogygoceras Pictetoceras Protocycloceras Quebecoceras Rangeroceras Rhabdiferous Rioceras Rudolfoceras Smithvilloceras Somalinautilus Somalinautilus Somalinautilus...
- simplex †Rigidella †Rigidella cannonensis – type locality for species †Rioceras †Rioceras consuetum – tentative report †Rosticellula †Rosticellula colei Rostricellula...
- Pohle Ordovician (Floian) Valhallfonna Formation  Norway A relative of Rioceras. The type species is E. solitudines. Gzheloceras aisenvergi Sp. nov Valid...
- unidentified comparable form †Rhynchospirina †Rhynchospirina globosa †Ribeiria †Rioceras †Ruedemannia – tentative report †Ruedemannia lirata Contents A B C D E...
- †Rhynchoceras †Rhynchorthoceras †Richardsonoceras †Rineceras †Ringoceras †Rioceras †Rizoceras †Robsonoceras †Romingoceras †Ropaloceras †Roussanoffoceras †Rudolfoceras...
- unidentified related form or using admittedly obsolete nomenclature †Ribeiria †Rioceras †Romeria – type locality for genus †Romeria prima – type locality for species...