Adrain JM, Karim TS, Mcadams NE.

Atlanticalymene, a new genus of Middle Ordovician (Darriwilian) calymenine trilobites, and revision of the calymenoidean genus Protocalymene Ross

. Zootaxa [Internet]. 2020 Oct. 5 [cited 2025 May 2];4859(1):1–55. Available from: https://www.mapress.com/zt/article/view/zootaxa.4859.1.1