2019-07-20: Oceanodroma macrodactyla is invalidated (synonym Hydrobates macrodactylus).
2019-07-20: Oceanodroma melania is invalidated (synonym Hydrobates melania).
2019-07-20: Oceanodroma tethys is invalidated (synonym Hydrobates tethys).
2019-07-20: Oceanodroma castro is invalidated (synonym Hydrobates castro).
2019-07-20: Oceanodroma homochroa is invalidated (synonym Hydrobates homochroa).
2019-07-20: Oceanodroma cheimomnestes is invalidated (synonym Hydrobates cheimomnestes).
2019-07-20: Oceanodroma socorroensis is invalidated (synonym Hydrobates socorroensis).
2019-07-20: Oceanodroma leucorhoa is invalidated (synonym Hydrobates leucorhous).
2019-07-20: Oceanodroma monorhis is invalidated (synonym Hydrobates monorhis).
2019-07-19: Oceanodroma hornbyi is invalidated (synonym Hydrobates hornbyi).
2019-07-18: Oceanodroma furcata is invalidated (synonym Hydrobates furcatus).
2019-07-18: Calliphlox lyrura is invalidated (synonym Nesophlox lyrura).
2019-07-18: Calliphlox evelynae is invalidated (synonym Nesophlox evelynae).
2019-07-18: Claravis mondetoura is invalidated (synonym Paraclaravis mondetoura).
2019-07-18: Francolinus erckelii is invalidated (synonym Pternistis erckelii).
2019-07-18: Melanitta fusca fusca is invalidated (synonym Melanitta fusca).
2019-07-18: Melanitta fusca stejnegeri is invalidated (synonym Melanitta stejnegeri).
2019-07-18: Melanitta fusca deglandi is invalidated (synonym Melanitta deglandi).
2019-07-16: Pselliophorus is invalidated (synonym Atlapetes).
2019-07-16: Pselliophorus luteoviridis is invalidated (synonym Atlapetes luteoviridis).