Nephila clavata; Joro spider; golden orb-weaver
Rare term for the spider more commonly known as ジョロウグモ (Nephila clavata). Used mainly in taxonomic or older descriptive contexts.
See also: 女郎蜘蛛
Madara-gumo is seen in old literature as another name for the Joro spider.
Compound of 斑 (まだら, 'mottled') and 蜘蛛 (くも, 'spider'), referring to the spider's patterned appearance. The exact historical derivation is uncertain.