Rando, J. C.; Pieper, H.; Olson, Storrs L.; Pereira, F.; Alcover, J. A.
(2017)
A new species of extinct bullfinch, Pyrrhula crassa n.sp., is described from bones found in Furna do Calcinhas, a small cave situated at Caldeira, a volcano located in the southeastern portion of the Graciosa Island (Azores ...