Arachonomicon; the Book of Spiderkind is the definitive D&D resource for spiderkind for the Dungeons & Dragons roleplaying game. Within its pages you will find extensive detail on spiderkind, both the demons of lolth that take spider form and monstrous spiders. This book is also an extensive resource for playing spydric characters; namely those that follow a spider queen, from drow to the mighty and exalted spider rider. The material in this book is spread throughout eight chapters, with their contents summarized here.