Linked from
The 34 pages that link to Steroid hormone, each with the reason it gives.
CortisolNarrower topic: Cortisol’s chemical structure places it in this hormone family.
EstrogenNarrower topic: Estrogens belong to this chemical and functional hormone family.
AndrogenNarrower topic: Androgens belong to this broader hormone class.
MoultingNarrower topic: Ecdysone belongs to this hormone class and regulates insect moulting.