Medieval horseman - detail from the Hereford Cathedral Mappa Mundi

Salvete Omnes,
Mappa Mundi - a medieval map (XII-XIII century map, at least per horse tack) from Hereford cathedral in England.
Rider portrayed with an archer in tow and a hunting dog on leash.
Horse is a palfrey, spotted and highly trained while his trappings and harness is of high quality and richness, including  wide breaststrap (eg Chronica Majora by Matthew of Paris) and very unusual crouper (with small bells? ) similar to the ones portrayed in the Liber ad Honorem Augusti.

another equid from the map

 and the mythical faun

Valete!
ps
details from the Wiki Commons copy originally published in the XIX century