Subgenus

Leptaena (Ygdrasilomena) Cocks, 2005

Aiheeseen liittyvät julkaisut
Cocks, L. R. M. 2005. Strophomenate Brachiopods from the late Ordovician Boda Limestone of Sweden: their systematics and implications for palaeogeography. Journal of Systematic Palaeontology 30, 3, 243-282. DOI:10.1017/S1477201905001616
List of species