Blackthroat 
(Calliope obscura), also known as the black-throated robin or black-throated blue robin

The blackthroat (Calliope obscura), also known as the black-throated robin or black-throated blue robin, is a species of bird in the family Muscicapidae.

The genus Calliope name from Greek mythology meaning beautiful-voiced.
obscurata, obscuratus L. obscuratus dark, dusky (obscurare to darken).