Regna Tria

Some articles on regna tria:

Systema Naturae - Editions
... Systema naturæ, sive regna tria naturæ systematice proposita per classes, ordines, genera, species ... Systema naturæ in quo naturæ regna tria, secundum classes, ordines, genera, species, systematice proponuntur ... Caroli Linnaei systema natvrae, sive Regna tria natvrae systematice proposita per classes, ordines, genera et species ...