Pileus may refer to: *

Pileus (hat) The pileus (, ; also or in Latin) was a brimless felt cap worn in Ancient Greece, Etruria, Illyria (especially Pannonia), later also introduced in Ancient Rome. The pileus also appears on Apulian red-figure pottery. The pilos together with t ...

, a brimless cap *

Pileus (mycology) In mycology (the branch of biology that includes the study of mushrooms and other fungi), the pileus is the cap or cap-like part of a basidiocarp or ascocarp ( fungal fruiting body) that supports a spore-bearing surface, the hymenium.Moore-Land ...

, the "cap" of a mushroom *

Pileus (meteorology) A pileus (; ), also called scarf cloud or cap cloud, is a small, horizontal, lenticular cloud appearing above a cumulus cloud, cumulus or cumulonimbus cloud. Pileus clouds are often short-lived, appearing for typically only a few minutes, wit ...

, a cloud formation *the

crown A crown is a traditional form of head adornment, or hat, worn by monarchs as a symbol of their power and dignity. A crown is often, by extension, a symbol of the monarch's government or items endorsed by it. The word itself is used, parti ...

of a bird's head *the

scales Scale or scales may refer to: Mathematics * Scale (descriptive set theory), an object defined on a set of points * Scale (ratio), the ratio of a linear dimension of a model to the corresponding dimension of the original * Scale factor, a number ...

on the top of lizard and snake heads

See also