Closely related to C. trocaz, with which it is sometimes considered conspecific (see above). Also related to C. palumbus, C. unicincta and probably C. junoniae. Monotypic.
W Canary Is, occurring on La Palma, Gomera, Tenerife and El Hierro; in past, perhaps also on Gran Canaria#R, where now extinct.
Food and feeding
Status and conservation
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