Four new species of Coprinus are illustrated and described as C. calos
porus and C. ochraceolanatus in sect. Coprinus subsect Lanarrcti (Fr.)
Sing. and C. goudensis and C. piepenbroekii in sect Coprinus subsect.
Alachuani Sing. (= Impexi s. Kuhn. and Rom., 1953).