Manu is a genus

Genus

In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 of prehistoric seabird

Seabird

Seabirds are birds that have adapted to life within the marine environment. While seabirds vary greatly in lifestyle, behaviour and physiology, they often exhibit striking convergent evolution, as the same environmental problems and feeding niches have resulted in similar adaptations...

. It lived during the Early Oligocene, and is known from a few fossil

Fossil

Fossils are the preserved remains or traces of animals , plants, and other organisms from the remote past...

 bones found in New Zealand

New Zealand

New Zealand is an island country in the south-western Pacific Ocean comprising two main landmasses and numerous smaller islands. The country is situated some east of Australia across the Tasman Sea, and roughly south of the Pacific island nations of New Caledonia, Fiji, and Tonga...

. Its name derives from the Māori language

Maori language

Māori or te reo Māori , commonly te reo , is the language of the indigenous population of New Zealand, the Māori. It has the status of an official language in New Zealand...

, and is the common Polynesian

Polynesian languages

The Polynesian languages are a language family spoken in the region known as Polynesia. They are classified as part of the Austronesian family, belonging to the Oceanic branch of that family. They fall into two branches: Tongic and Nuclear Polynesian. Polynesians share many cultural traits...

 term for "bird".

The remains appear like those of an ancestral albatross

Albatross

Albatrosses, of the biological family Diomedeidae, are large seabirds allied to the procellariids, storm-petrels and diving-petrels in the order Procellariiformes . They range widely in the Southern Ocean and the North Pacific...

, and such birds were certainly around at that time (see Eopuffinus, Lonchodytes

Lonchodytes

Lonchodytes is a Late Cretaceous genus of aquatic bird, which lived along the shores of the Western Interior Seaway. It lived probably during the Maastrichtian, 70 million years ago , and was found in Lance Creek Formation rocks in Wyoming though it seems still somewhat unclear if it did fossilize...

, Murunkus and Tytthostonyx

Tytthostonyx

Tytthostonyx is a genus of prehistoric seabird. Found in the much-debated Hornerstown Formation which straddles the Cretaceous-Paleogene boundary 65 million years ago, this animal was apparently closely related to the ancestor of some modern birds, such as Procellariiformes and/or "Pelecaniformes"...

) and presumably distributed globally. However, as few bones of Manu are known, its apparent similarity to the Procellariiformes

Procellariiformes

Procellariiformes is an order of seabirds that comprises four families: the albatrosses, petrels and shearwaters, storm petrels, and diving petrels...

 might be only superficial. Given its considerable size and Paleogene

Paleogene

The Paleogene is a geologic period and system that began 65.5 ± 0.3 and ended 23.03 ± 0.05 million years ago and comprises the first part of the Cenozoic Era...

 age, it might just as well have been one of the smaller members of the huge pseudotooth birds (Pelagornithidae), perhaps comparable in size to the Early Eocene Odontopteryx toliapica.