Definition of Belemnoids. Meaning of Belemnoids. Synonyms of Belemnoids

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

Definition of Belemnoids

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Meaning of Belemnoids from wikipedia

- Belemnoids are an extinct group of marine cephalopod, very similar in many ways to the modern squid. Like them, the belemnoids possessed an ink sac, but...
- were a stem-group of Decapodiformes: According to the "belemnoid root-stock theory", belemnoids gave rise to modern coleoids sometime in the Mesozoic,...
- Tertiary. Although most of these groups are traditionally classified as belemnoids, the variation among them suggests that some are not closely related to...
- (Neocephalopoda or Angusteradulata) is closer to modern coleoids, and includes belemnoids, ammonoids, and many orthocerid families. There are also stem group cephalopods...
- Paleocirroteuthis Vampyron****a Ceratitid ammonoids late Nautilida Advanced belemnoids Diplobelids: Diplobelus Belemnites: Belemnites Belemnopsis Belemnotheutis...
- "thunderstone" has also been traditionally applied to the fossilised rostra of belemnoids. The origin of these bullet-shaped stones was not understood, and thus...
- Paleocirroteuthis Vampyron****a Ceratitid ammonoids late Nautilida Advanced belemnoids Diplobelids: Diplobelus Belemnites: Belemnites Belemnopsis Belemnotheutis...
- became the early Paleozoic equivalent of coleoids. The early coleoids and belemnoids adopted a different approach: the phragmocone was retained but became...
- Paleocirroteuthis Vampyron****a Ceratitid ammonoids late Nautilida Advanced belemnoids Diplobelids: Diplobelus Belemnites: Belemnites Belemnopsis Belemnotheutis...
- Paleocirroteuthis Vampyron****a Ceratitid ammonoids late Nautilida Advanced belemnoids Diplobelids: Diplobelus Belemnites: Belemnites Belemnopsis Belemnotheutis...