Alfiz

In Islamic architecture, an alfiz is a moulding in the form of a rectangular frame containing a horseshoe arch. Alfiz were also widely used in the Mozarabic and Mudejar buildings of Spain and Portugal.
Found on http://www.probertencyclopaedia.com/browse/TA.HTM

Alfiz

The alfiz (lang, lang, perhaps from Andalusian Arabic alḥíz, from alḥáyyiz, from Classical Arabic ḥayyiz, meaning `a container`; arrabà ərəˈβa) is an architectonic adornment, consisting of a moulding, usually a rectangular panel, which encloses the outward side of an arch. It is an Islamic Arab architectonic ornament, but has appear.....
Found on http://en.wikipedia.org/wiki/Alfiz
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