
1) English-language journal 2) Quarterly journal
Found on
https://www.crosswordclues.com/clue/lethaia

Lethaia is a quarterly peer-reviewed scientific journal of Earth science, covering research on palaeontology and stratigraphy. Now published by Wiley-Blackwell, it was originally published by the International Commission on Stratigraphy. It is an official publication of the International Palaeontological Association and the International Commissio...
Found on
http://en.wikipedia.org/wiki/Lethaia
No exact match found.