paradoxography
/ˌparədɒkˈsɒɡrəfi/noun
A literary genre, originating in early Alexandrian Greece, in which (natural or man-made) phenomena considered remarkable or fantastic are described.
Origin
1940s; earliest use found in The Oxford Classical Dictionary. From medieval Greek παραδοξογράϕος writer on marvels + -y; compare -graphy.