| 词条 | Turrilites costatus |
| 释义 |
| name = Turrilites costatus | fossil_range = {{fossilrange|Cenomanian }} | image = Turrilitidae - Turrilites costatus.JPG | image_caption = Turrilites costatus from Rouen, France, on display at Galerie de paléontologie et d'anatomie comparée, Paris | regnum = Animalia | phylum = Mollusca | classis = Cephalopoda | subclassis = Ammonoidea | ordo = Ancyloceratina ? | superfamilia = Turrilitoidea | familia = Turrilitidae | genus = Turrilites | subgenus = Turrilites (Turrilites) |species = T. T. costatus |binomial = Turrilites (Turrilites) costatus |binomial_authority = Lamarck, 1801 | synonyms = }} Turrilites (Turrilites) costatus is a species of helically coiled ammonoid cephalopod, from the lower part of the Upper Cretaceous (Cenomanian). DescriptionThe shell of this species can reach a length of about {{convert|11|cm}}. It is tightly wound in a high trochospiral, with an acute angle at the apex. Ribs are weak, with rows of strong tubercles. References
3 : Cretaceous ammonites|Ammonitida|Cenomanian life |
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