"Animalia" . "Chordata" . . "Oceanodroma markhami" . . . . . . . "(Salvin 1883)" . . . . "Oceanodroma markhami (Salvin 1883)" . "Markham's Storm-Petrel" . . . . "Oceanodroma" . "Hydrobatidae" . "Procellariiformes" . . . "Aves" . .