List of mammals of Antigua and Barbuda

This is a list of the mammal species recorded in Antigua and Barbuda. Of the mammal species in Antigua and Barbuda, one is vulnerable.^[1]

The following tags are used to highlight each species' conservation status as assessed by the International Union for Conservation of Nature:

EX	Extinct	No reasonable doubt that the last individual has died.
EW	Extinct in the wild	Known only to survive in captivity or as a naturalized populations well outside its previous range.
CR	Critically endangered	The species is in imminent risk of extinction in the wild.
EN	Endangered	The species is facing an extremely high risk of extinction in the wild.
VU	Vulnerable	The species is facing a high risk of extinction in the wild.
NT	Near threatened	The species does not meet any of the criteria that would categorise it as risking extinction but it is likely to do so in the future.
LC	Least concern	There are no current identifiable risks to the species.
DD	Data deficient	There is inadequate information to make an assessment of the risks to this species.

Order: Carnivora (carnivorans)

There are over 260 species of carnivorans, the majority of which feed primarily on meat. They have a characteristic skull shape and dentition.

• Suborder: Pinnipedia
  • Family: Phocidae (earless seals)
    • Genus: Cystophora
      • Hooded seal, Cystophora cristata VU vagrant^[2]
    • Genus: Neomonachus
      • Caribbean monk seal, N. tropicalis EX^[3]

Order: Cetacea (whales)

The order Cetacea includes whales, dolphins and porpoises. They are the mammals most fully adapted to aquatic life with a spindle-shaped nearly hairless body, protected by a thick layer of blubber, and forelimbs and tail modified to provide propulsion underwater.

• Suborder: Mysticeti
  • Family: Balaenopteridae (baleen whales)
    • Genus: Balaenoptera
      • Common minke whale, Balaenoptera acutorostrata LC^[4]
      • Sei whale, Balaenoptera borealis EN^[5]
      • Bryde's whale, Balaenoptera brydei LC^[6]
      • Blue whale, Balaenoptera musculus EN^[7]
    • Genus: Megaptera
      • Humpback whale, Megaptera novaeangliae LC^[8]
• Suborder: Odontoceti
  • Superfamily: Platanistoidea
    • Family: Delphinidae (marine dolphins)
      • Genus: Delphinus
        • Short-beaked common dolphin, Delphinus delphis DD
      • Genus: Feresa
        • Pygmy killer whale, Feresa attenuata DD
      • Genus: Globicephala
        • Short-finned pilot whale, Globicephala macrorhyncus DD
      • Genus: Lagenodelphis
        • Fraser's dolphin, Lagenodelphis hosei DD
      • Genus: Grampus
        • Risso's dolphin, Grampus griseus DD
      • Genus: Orcinus
        • Killer whale, Orcinus orca DD
      • Genus: Peponocephala
        • Melon-headed whale, Peponocephala electra DD
      • Genus: Pseudorca
        • False killer whale, Pseudorca crassidens DD
      • Genus: Stenella
        • Pantropical spotted dolphin, Stenella attenuata DD
        • Clymene dolphin, Stenella clymene DD
        • Striped dolphin, Stenella coeruleoalba DD
        • Atlantic spotted dolphin, Stenella frontalis DD
        • Spinner dolphin, Stenella longirostris DD
      • Genus: Steno
        • Rough-toothed dolphin, Steno bredanensis DD
      • Genus: Tursiops
        • Common bottlenose dolphin, Tursiops truncatus
    • Family: Physeteridae (sperm whales)
      • Genus: Physeter
        • Sperm whale, Physeter catodon DD
    • Family: Kogiidae (dwarf sperm whales)
      • Genus: Kogia
        • Pygmy sperm whale, Kogia breviceps DD
        • Dwarf sperm whale, Kogia sima DD
  • Superfamily Ziphioidea
    • Family: Ziphidae (beaked whales)
      • Genus: Mesoplodon
        • Gervais' beaked whale, Mesoplodon europaeus DD
      • Genus: Ziphius
        • Cuvier's beaked whale, Ziphius cavirostris DD

Order: Chiroptera (bats)

The bats' most distinguishing feature is that their forelimbs are developed as wings, making them the only mammals capable of flight. Bat species account for about 20% of all mammals.

• Family: Noctilionidae
  • Genus: Noctilio
    • Greater bulldog bat, Noctilio leporinus LC
• Family: Molossidae
  • Genus: Tadarida
    • Mexican free-tailed bat, Tadarida brasiliensis NT
• Family: Phyllostomidae
  • Subfamily: Brachyphyllinae
    • Genus: Brachyphylla
      • Antillean fruit-eating bat, Brachyphylla cavernarum LC
  • Subfamily: Glossophaginae
    • Genus: Monophyllus
      • Insular single leaf bat, Monophyllus plethodon NT
• Family: Natalidae
  • Genus: Natalus
    • Mexican funnel-eared bat, Natalus stramineus LC

Order: Sirenia (manatees and dugongs)

West Indian manatees

Sirenia is an order of fully aquatic, herbivorous mammals that inhabit rivers, estuaries, coastal marine waters, swamps, and marine wetlands. All four species are endangered.

• Family: Trichechidae
  • Genus: Trichechus
    • West Indian manatee, T. manatus VU extirpated