Catalogue of the Passeriformes, or perching birds in the Collection of the British Museum. Coliomorphae: part one, containing the families Campophagidae and Muscicapidae.

Association Member Members of these associations are committed to maintaining the highest standards. They vouch for the authenticity of all items offered for sale. They provide expert and detailed descriptions, disclose all significant defects and/or restorations, provide clear and accurate pricing, and operate with fairness and honesty during the purchase experience.