Conocybe mesospora is a species of mushroom-producing fungus in the family Bolbitiaceae.

[1][2] It was described as Conocybe mesospora in 1935 by the French mycologist Robert Kühner but the classification was invalid.

[2] It was described again in 1980 by the Scottish mycologist Roy Watling who classified it as Conocybe mesospora.

[1] Cap: 0.9-2.5 cm wide and semiglobate to convex or sometimes campanulate with a slight umbo.

Stem: 2–6.5 cm long and 1–2.5mm or at most 4m thick with a small, distinct bulbous base that is 1.3-3mm or 6mm at most.