Definition of Arietitidae. Meaning of Arietitidae. Synonyms of Arietitidae

Here you will find one or more explanations in English for the word Arietitidae. Also in the bottom left of the page several parts of wikipedia pages related to the word Arietitidae and, of course, Arietitidae synonyms and on the right images related to the word Arietitidae.

Definition of Arietitidae

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Meaning of Arietitidae from wikipedia

- Arietitidae is a family of true ammonites that make up part of the superfamily Psiloceratoidea, named after the type genus Arietites. They comprise medium-size...
- Pliensbachian stages of Lower Jur****ic. They have probably evolved from Arietitidae. Ammonites belonging to this family had s**** with sphaeroconic involute...
- genus of m****ive, giant evolute, psiloceratacean ammonites in the family Arietitidae in which whorls are subquadrate and transversely ribbed and low keels...
- bucklandi S**** Osteno outcrop An ammonitidan, type member of the family Arietitidae inside Psiloceratoidea. The main ammonite identified locally. Angulaticeras...
- Mollusca class: Cephalopoda Subclass: †Ammonoidea Order: †Ammonitida Family: †Arietitidae Subfamily: †Asteroceratinae Genus: †Asteroceras Hyatt, 1867...
- species of cephalopod belonging to the Ammonite subclass and to the family Arietitidae. These fast-moving n****nic carnivores lived during the lower Jur****ic...
- nodosaries S**** “Salnova” quarry An Ammonitidan, member of the family Arietitidae inside Psiloceratoidea. Arietites A. bucklandi A. raricostatus A. ceratitoides...
- absent. They have developed shorter body chambers than in the ancestral Arietitidae, resulting in more stable floating positions. Their mostly smooth, knife-edge...
- also evolute schlotheimiids with all whorls exposed. Epamminites of the Arietitidae is similar from the side but has a smooth band running along the venter...
- Subclass: Ammonoidea Order: Ammonitida Superfamily: Psiloceratoidea Family: Arietitidae Genus: Arnioceras Hyatt, 1897 Species Arnioceras arnouldi Dumortier 1867...