Pteron
PTERON (Gr. irnpbv, a wing), an architectural term used by Pliny for the peristyle of the tomb of Mausolus, which was raised on a lofty podium, and so differed from an ordinary peristyle raised only on a stylobate, as in Greek temples, or on a low podium, as in Roman temples.
Note - this article incorporates content from Encyclopaedia Britannica, Eleventh Edition, (1910-1911)