Definition of Retrosiphonitic. Meaning of Retrosiphonitic. Synonyms of Retrosiphonitic

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

Definition of Retrosiphonitic

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Meaning of Retrosiphonitic from wikipedia

- co**** longitudinal lirae and/or transverse ribs. The siphuncle is retrosiphonitic, a hold-over character from the nautiloids, usually subcentral or situated...
- in the ammonoid order Clymeniida which is characterized by a dorsal retrosiphonitic siphuncle with long adapically pointing septal necks. The s**** of...