Unlike the South-American and African lungfishes, the Australian species has gills on all the first four gill arches, while the fifth arch bears a hemibranch.

The pointed arch, framing the mihrab's niche, bears an inscription in Kufic script used in 9th-century Qur'an.

But the domed arch and pendantives still bear classical paintings dating from the original construction.

The arch bears the Sathyabama University crest with the motto "Justice, Peace, Revolution".

The arch of Augustus bears three inscriptions.

The arches bear a portrait of St Martin.

The arch itself bears no decorations, no carved figures, no embellishments.

The arch bears the city's motto, "Water, Wealth, Contentment, Health", illuminated by 696 incandescent lightbulbs.

The arch bears a prayer in old Irish writing:

Generals who were granted a triumph were termed triumphators and would erect fornices or honorific arches bearing statues to commemorate their victories.