Now we come to an armorial tomb set along a wall in Canterbury Cathedral.
As the sign next to it notes, this is:
I could copy a lot of stuff off the internet about Bishop Broughton, but really, it's probably a lot easier for both of us if you just look at his entry on Wikipedia at https://en.wikipedia.org/wiki/William_Broughton_(bishop) (Besides, if you do go to the Wikipedia page, you can see a painting of him, as well a the copy of this tomb (in which he is buried) at St. Andrews Cathedral in Sydney, Australia (in which he is not).
But of course it was the six armorial shields being supported by angels along the side of his tomb which caught my attention. (As always, you can click on one of the images here to see a larger one with more detail.) Going from left to right, we find:
To the left we have the arms of the Diocese of Melbourne (Azure on a chevron argent between in chief a crosier and a palmer's staff and scrip or and in base four mullets of six points one two and one argent an open book proper); and to the right, the arms of the Diocese of Tasmania (Azure, a crosier in bend surmounting a key (wards upwards and outwards) in bend sinister or between four mullets of eight points argent (representing the Crux Australis).
Cecil Humphrey-Smith identifies this shield as the arms of the Diocese of Adelaide, Argent on a cross between four estoiles gules a pastoral staff overlaid by a mitre or.