Rhagophthalmidae are a small beetle family known from the eastern Palaearctic and Oriental realms. Rhagophthalmidae are closely related to railroad worms (Phengodidae) and fireflies (Lampyridae) with which they share highly modified paedomorphic females and the ability to emit light. Currently. Rhagophthalmidae include 66 species classified in the following 12 genera: Bicladodrilus Pic. https://www.roneverhart.com/