Caloenas nicoarica (Gray 1840; 40 cm length) is the Nicobar pigeon. Traditionally and here this colorful pigeon is allied with the dodo, Raphus.

Pezophaps solitaria (Gmelin 1789; recently extinct; 70cm tall) is the flightless solitaire, from the island of Rodrigues, east of Madagascar. Here it nests with the dodo, Raphus, and both are related to pigeons and New World vultures, like Coragyps.

Raphus cucullatus (Linnaeus 1758; recently extinct; 1m tall) is the flightless dodo, endemic to the island of Maritius, east of Madagascar. Traditionally the closest living relative is the Nicobar pigeon, Caloenas.

Gmelin JF 1789. Caroli a Linné ... Systema Naturae per Regna Tria Naturae, Secundum Classes, Ordines, Genera, Species, Cum Characteribus, Differentiis, Synonymis, Locis. Editio Decima Tertia, Aucta, Reformata/ cura Jo. Frid. Gmelin. Volume 1, part 3. Lipsiae: Impensis Georg. Emanuel. Beer.

Gray GR 1840. List of Gen. B:59

Linnaeus C 1758. Systema naturæ per regna tria naturæ, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Tomus I. Editio decima, reformata.

wiki/Dodo
wiki/Rodrigues_solitaire
wiki/Nicobar_pigeon