DIJK J VAN & DIJK-BOOMGAARDT JC VAN (1971) Black eared Wheataer Oenanthe hispanica op Terschelling. LIMOSA 44 (3): 193-193.

Black eared Wheataer Oenanthe hispanica op Terschelling Unidentified Black-eared Wheatear Oenanthe hispanica / melanoleuca

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