List of extinct animals of New Zealand

Bats, and a recently discovered extinct mouse-sized creature, are the only land mammals known to have inhabited New Zealand until the arrival of humans. Fossil marine mammals have been found. New Zealand now has two surviving species of endemic bat.

Greater Short-tailed Bat, Mystacina robusta (1965) (Still billed as Critically Endangered by IUCN)

Waipatia maerewhenua (Dolphin, Oligocene age, about 23–34 million years ago)

SB mammal, thought to be neither therian nor australosphenidan

Birds

Extinctions since mid-19th century European settlement

Auckland Islands Merganser, Mergus australis

Chatham Islands Rail, Cabalus modestus

Dieffenbach's Rail, Gallirallus dieffenbachii

South Island Snipe, Coenocorypha iredalei

North Island Snipe, Coenocorypha barrierensis

New Zealand Quail, Coturnix novaezelandidae

North Island Takahe, Porphyrio mantelli

South Island Kokako, Callaeas cinerea cinerea (Believed extinct from the 1960s, but recent reports suggest a small population may still survive.)

Huia, Heteralocha acutirostris

South Island Piopio, Turnagra capensis

North Island Piopio, Turnagra tanagra

Chatham Islands Bellbird, Anthornis melanocephala

New Zealand Little Bittern, Ixobrychus novaezelandiae

Stephens Island Wren, Traversia lyalii

Bush Wren, Xenicus longipes

South Island Bush Wren, Xenicus longipes longipes

North Island Bush Wren, Xenicus longipes stokesi

Stewart Island Bush Wren, Xenicus longipes variabilis

Chatham Islands Fernbird, Bowdleria rufescens

Laughing Owl, Sceloglaux albifacies

Chatham Islands Penguin, Eudyptes sp.

Extinctions since 14th century Māori settlement

North Island Adzebill, Aptornis otidiformis

South Island Adzebill, Aptornis defossor

Eyles' Harrier, Circus eylesi

Haast's Eagle, Harpagornis moorei

Giant Chatham Island Rail or Hawkins' Rail, Diaphorapteryx hawkinsi

Hodgen's Waterhen or Hodgen's Rail, Gallinula hodgenorum

Snipe-rail, Capellirallus karamu

Chatham Islands Coot, Fulica chathamensis

New Zealand Coot, Fulica prisca

Giant Chatham Island Snipe, Coenocorypha chathamica

New Zealand Owlet-nightjar, Aegotheles novaezealandiae

Grant-Mackie's Wren, Pachyplichas jagmi

Yaldwyn's Wren or Stout-legged Wren, Pachyplichas yaldwyni

Long-billed Wren, Dendroscansor decurvirostris

Chatham Islands Raven, Corvus moriorum

New Zealand Raven, Corvus antipodum

North Island Raven, Corvus antipodum antipodum

South Island Raven, Corvus antipodum pycrafti

New Zealand Musk Duck or De Lautour's Duck, Biziura delautouri

Chatham Islands Duck, Pachyanas chathamica

New Zealand Pink-eared Duck or Scarlett's Duck, Malacorhynchus scarletti

Finsch's Duck, Chenonetta finschi

North Island Goose, Cnemiornis gracilis

South Island Goose, Cnemiornis calcitrans

New Zealand Swan, Cygnus atratus sumnerensis

Scarlett's Shearwater, Puffinus spelaeus (600 BP)

Moa

Bush Moa, Anomalopteryx didiformis

Upland Moa, Megalapteryx didinus/benhami

Heavy-footed Moa, Pachyornis elephantopus

Crested Moa, Pachyornis australis

Mappin's Moa, Pachyornis geranoides

Stout-legged Moa, Euryapteryx gravis

Coastal Moa, Euryapteryx curtus

Eastern Moa, Emeus crassus

North Island Giant Moa, Dinornis novaezealandiae

Giant Moa, Dinornis robustus

Waitaha penguin, Megadyptes waitaha

Extinctions before human settlement

New Zealand Albatross, Manu antiquus

Narrow-flippered Penguin, Palaeeudyptes antarcticus

Marples' Penguin, Palaeeudyptes marplesi

New Zealand Giant Penguin, Pachydyptes ponderosus

Wide-flippered Penguin, Platydyptes novaezealandiae

Amies' Penguin, Platydyptes amiesi

Lowe's Penguin, Archaeospheniscus lowei

Lopdell's Penguin, Archaeospheniscus lopdelli

Duntroon Penguin, Duntroonornis parvus

Oliver's Penguin, Korora oliveri

Harris' Penguin, Marplesornis novaezealandiae

Moisley's Penguin, Tereingaornis moisleyi

Ridgen's Penguin, Aptenodytes ridgeni

Tyree's Penguin, Pygoscelis tyreei

Miocene False-toothed Pelican, Pelagornis miocaenus

Stirton's False-toothed Pelican, Pseudodontornis stirtoni

Miocene diving petrel, Pelecanoides miokuaka

Lake Manuherikia diving duck, Manuherikia lacustrina

Douglas' duck, Manuherikia douglasi

St Bathans shelduck, Miotadorna sactibathansi

Johnstone's duck, Dunstanetta johnstoneorum

Enright's duck, Matanas enrightii

Reptiles

Ankylosaur, unidentified (Cretaceous)

Compsognathus-like creature (Late Jurassic)

Hypsilophodont, unidentified (Cretaceous)

Joan Wiffen's Theropod, possibly Australovenator (Cretaceous)

Kawekaweau, Hoplodactylus delcourti (1870)

Narrow-bodied Skink, Oligosoma gracilicorpus

Northland Skink, Cyclodina northlandi (Late Holocene)

Theropod, unidentified (Cretaceous)

Titanosaur, possibly Diamantinasaurus (Cretaceous)

Plesiosaurs and other fossil marine reptiles, such as mosasaurs, have been known from New Zealand.

Mauisaurus, Mauisaurus haasti (Late Cretaceous, 65 million years ago)

Moanasaurus, Moanasaurus mangahouangae (Late Cretaceous)

Nothosaur, unidentified, (Triassic)

New Zealand Plesiosaur, Kaiwhekea katiki (Late Cretaceous, 69–70 million years ago)

Waipara mosasaur, Prognathodon waiparaensis (Late Cretaceous, 70 million years ago)

Amphibians

Aurora frog, Leiopelma auroraensis

Markham's frog, Leiopelma markhami

Waitomo frog, Leiopelma waitomoensis

Stereospondyl 

Fish

New Zealand grayling, Prototroctes oxyrhynchus (1930s)

New Zealand white shark, Carcharodon angustidens (Late Oligocene, 26 M years)

Giant oprah, Megalampris keyesi (Late Oligocene, 26 M years)

Insects

Mecodema punctellum