Xiphiacetus is an extinct genus of cetacean known from the Miocene (early Burdigalian to late Tortonian, of Europe and the U.S. East Coast.
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Xiphiacetus is an extinct genus of cetacean known from the Miocene (early Burdigalian to late Tortonian, of Europe and the U.S. East Coast.
== Taxonomy and Naming == described Priscodelphinus cristatus based on partial and poorly preserved skulls with extremely long and narrow rostra with a huge number of densely packed teeth. He estimated the rostrum of a large specimen to be long and the cranium to be long and slightly wider. He also found a series of well-preserved cervicals and a few of the anterior-most thoracics.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).