Back to species list Passeriformes / Monarchidae / Monarcha Chestnut-bellied Monarch Monarcha castaneiventris IUCN: Not Evaluated Data Sources AviList 2025 Avibase Taxonomy data from AviList 2025. Taxonomy Order Passeriformes Family Monarchidae Genus Monarcha Subspecies (5) Monarcha castaneiventris castaneiventris Guadalcanal, Malaita, Santa Isabel, Florida, and Choiseul (central and east-central Solomon Islands) Monarcha castaneiventris erythrostictus rainforest of Bougainville (northwestern Solomon Islands) Monarcha castaneiventris megarhynchus Makira (southeastern Solomon Islands) Monarcha castaneiventris obscurior Russell Islands (south-central Solomon Islands) Monarcha castaneiventris ugiensis Ugi (southeastern Solomon Islands) Show 4 more Data Sources AviList 2025 Avibase Taxonomy data from AviList 2025. Share BirdMemo: the app that goes birding with you! Discover birding spots nearby, log every sighting, and build your life list. Join the Beta