Canton

Churchill. Sable a lion rampant Argent a Canton of the last a Cross Gules. Source.

Spencer-Churchill. Quartered 1&4 Churchill a Canton of St George, 2&3 Despencer a bend sable three scallops, overall an escutcheon St George overall an escutcheon Capet.

Fox. Ermine, on a chevron azure three fox's heads and necks erased or on a canton of the second a fleur-de-lys of the third. The canton is an augmentation of honour to his paternal arms, granted out of the Royal Arms as a mark of esteem to him and his heirs forever, by King Charles II following the Restoration of the Monarchy. Source.

Hotham. Barry of ten Argent and Azure, on a Canton or a Cornish chough proper. Source.

Woodville. Argent, a Fess and a Canton conjoined Gules. Source.

Canton Ermine

Noel. Or, Fretty Gules a Canton Ermine. Source.

Wrottesley. Or, three piles Sable, a Canton Ermine. Source.

Canton Gules

Lionel Plantagenet 1st Duke Clarence 1338-1368. England Edward III a label three points Argent Canton Gules. Source.