encrinitic
Any ammonite (Ammonoidea) of the Jurassic period, descended from Psiloceras, the sole surviving ammonite genus of the Triassic–Jurassic extinction event.
(paleontology) Relating to, or containing, encrinites.
plural of abdominal muscle
present participle of ingest
崖面に露出したウミユリの化石を多く含む石灰岩は、ウミユリが優勢だった海洋群集の重要な証拠を提供する。
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