A new study raised serious concerns about the authenticity of the mosasaur species Xenodens calminechari, originally described in 2021 based on fossils unearthed in a Moroccan phosphate mine.

A new study, published by the American Association of Anatomy, challenges the earlier claims. It argues that the mosasaur, named «Xenodens calminechari» by Longrich et al. in 2021, was ...

KAINAN, Wakayama Prefecture--A mosasaur fossil found in the mountains ... The front and rear flippers are larger than the skull, suggesting that the new species swam using its leg fins, similar ...