Richard Klim
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Garrido, Wiley, Kirkconnell, Bradley, Günther-Calhoun & Rodríguez 2014. Revision of the endemic West Indian genus Melopyrrha from Cuba and the Cayman Islands. Bull BOC 134(2): 134–144.
Rising 2011 (HBW 16).SUMMARY.—Hartert described the Grand Cayman population of Melopyrrha as separate from the Cuban population, but the two forms were considered conspecific by Bond and later authors. Based on differences in body size, plumage and vocalisations, we recommend the two populations be treated as separate endemic species: Cuban Bullfinch Melopyrrha nigra on Cuba, Isla de Pinos and cays of the Cuban archipelago, and Cayman Bullfinch M. taylori for Grand Cayman. ...