Minecraft wiki entry for Spider_Jockey, associated text: A spider jockey with an enchanted bow and armor.
A dueling skeleton and spider jockey.
During Halloween, it is possible for skeletons on spider jockeys to spawn wearing a carved pumpkin or a jack o'lantern.
A spider jockey in a desert biome in morning.
A burning spider jockey.
A wither skeleton riding cave spider.
A Jockey while it's raining.