The taxonomy of this list is based on my global mammalwatching checklist, available here.

At September 28 2024

OPOSSUMS (DIDELPHIDAE)
Derby’s Woolly Opossum (Caluromys derbianus)
Water Opossum (Chironectes minimus)
Northern Black-eared Opossum (Didelphis marsupialis)
Virginia Opossum (D.virginiana)
Dark Four-eyed Opossum (Philander melanurus)
LONG-NOSED ARMADILLOS (DASYPODIDAE)
Nine-banded Armadillo (Dasypus novemcinctus)
THREE-TOED SLOTHS (BRADYPODIDAE)
Pygmy Three-toed Sloth (Bradypus pygmaeus)
Brown-throated Three-toed Sloth (B.variegatus)
TWO-TOED SLOTHS (CHOLOEPODIDAE)
Hoffmann’s Two-toed Sloth (Choloepus hoffmanni)
SILKY ANTEATERS (CYCLOPEDIDAE)
Central American Silky Anteater (Cyclopes dorsalis)
ANTEATERS (MYRMECOPHAGIDAE)
Northern Tamandua (Tamandua mexicana)
NIGHT MONKEYS (AOTIDAE)
Panamanian Night Monkey (Aotus zonalis)
SPIDER, HOWLER, AND WOOLLY MONKEYS (ATELIDAE)
Mantled Howler (Alouatta palliata)
Central American Black Howler (A.pigra)
Central American Spider Monkey (Ateles geoffroyi)
MARMOSETS AND TAMARINS (CALLITRICHIDAE)
Geoffroy’s Tamarin (Saguinus geoffroyi)
CEBID MONKEYS (CEBIDAE)
White-faced Capuchin (Cebus capucinus)
Central American Squirrel Monkey (Saimiri oerstedii)
HARES AND RABBITS (LEPORIDAE)
Common Tapeti (Sylvilagus brasiliensis) (?)
Dice’s Cottontail (S.dicei)
Central American Tapeti (S.gabbi)
CAVIES (CAVIIDAE)
Lesser Capybara (Hydrochoerus isthmius)
PACAS (CUNICULIDAE)
Lowland Paca (Cuniculus paca)
AGOUTIS AND ACOUCHIS (DASYPROCTIDAE)
Coiban Agouti (Dasyprocta coibae)
Central American Agouti (D.punctata)
NEW WORLD PORCUPINES (ERETHIZONTIDAE)
Mexican Hairy Porcupine (Coendou mexicanus)
Quichua Porcupine (C.quichua)
SPINY RATS AND  HUTIAS (ECHIMYIDAE)
Central American Rufous Tree-rat (Diplomys labilis)
Armored Rat (Hoplomys gymnurus)
Tomes’s Spiny-rat (Proechimys semispinosus)
SQUIRRELS (SCIURIDAE)
Central American Dwarf Squirrel (Microsciurus alfari)
Deppe’s Squirrel (Sciurus deppei)
Red-tailed Squirrel (S.granatensis)
Richmond’s Squirrel (S.richmondi)
Variegated Squirrel (S.variegatoides)
Bangs’s Mountain Squirrel (Syntheosciurus brochus)
KANGAROO RATS AND POCKET MICE (HETEROMYIDAE)
Desmarest’s Spiny Pocket Mouse (Heteromys desmarestianus)
Mountain Spiny Pocket Mouse (H.oresterus)
Salvin’s Spiny Pocket Mouse (H.salvini)
HAMSTERS, VOLES, LEMMINGS, AND ALLIES (CRICETIDAE)
Short-tailed Singing Mouse (Scotinomys teguina)
Long-tailed Singing Mouse (S.xerampelinus)
Nicaraguan Deermouse (Peromyscus nicaraguae)
Talamancan Deermouse (P.nudipes)
Short-nosed Harvest Mouse (Reithrodontomys brevirostris)
Talamancan Harvest Mouse (R.creper)
Chiriquian Harvest Mouse (R.garichensis)
Slender Harvest Mouse (R.gracilis)
Alfaro’s Rice Rat (Handleyomys alfaroi)
Black-and-Yellow Rice Rat (Melanomys chrysomelas)
Boquete Rice Rat (Nephelomys devius)
Harris’s Rice Rat (Tanyuromys aphrastus)
Long-whiskered Rice Rat (Transandinomys bolivaris)
Sumichrast’s Vesper Rat (Nyctomys sumichrasti)
OLD WORLD MICE AND RATS (MURIDAE)
House Mouse (Mus musculus)
Roof Rat (Rattus rattus)
SHEATH-TAILED BATS (EMBALLONURIDAE)
Gray Sac-winged Bat (Balantiopteryx plicata)
Thomas’s Shaggy Bat (Centronycteris centralis)
Chestnut Sac-winged Bat (Cormura brevirostris)
Short-eared Bat (Cyttarops alecto)
Northern Ghost Bat (Diclidurus albus)
Lesser Dog-like Bat (Peropteryx macrotis)
Proboscis Bat (Rhynchonycteris naso)
Greater Sac-winged Bat (Saccopteryx bilineata)
Lesser Sac-winged Bat (S.leptura)
THUMBLESS AND SMOKY BATS (FURIPTERIDAE)
Thumbless Bat (Furipterus horrens)
GHOST-FACED AND MOUSTACHED BATS (MORMOOPIDAE)
Davy’s Naked-backed Bat (Pteronotus davyi)
Big Naked-backed Bat (P.gymnonotus)
Mesoamerican Common Mustached Bat (P.mesoamericanus)
Wagner’s Lesser Mustached Bat (P.personatus)
BULLDOG BATS (NOCTILIONIDAE)
Lesser Bulldog Bat (Noctilio albiventris)
Greater Bulldog Bat (N.leporinus)
NEW WORLD LEAF-NOSED BATS (PHYLLOSTOMIDAE)
Chestnut Short-tailed Bat (Carollia castanea)
Seba’s Short-tailed Bat (C.perspicillata)
Sowell’s Short-tailed Bat (C.sowelli)
Gray Short-tailed Bat (C.subrufa)
Common Vampire Bat (Desmodus rotundus)
Handley’s Tailless Bat (Anoura cultrata)
Geoffroy’s Tailless Bat (A.geoffroyi)
Godman’s Long-tailed Bat (Choeroniscus godmani)
Underwood’s Long-tongued Bat (Hylonycteris underwoodi)
Commissaris’s Long-tongued Bat (Glossophaga commissarisi)
Gray’s Long-tongued Bat (G.leachii)
Merriam’s Long-tongued Bat (G.mutica)
Niceforo’s Big-eared Bat (Trinycteris nicefori)
Orange Nectar Bat (Lonchophylla robusta)
Orange-throated Bat (Lampronycteris brachyotis)
Hairy Big-eared Bat (Micronycteris hirsuta)
Common Big-eared Bat (M.microtis)
Schmidts’ Big-eared Bat (M.schmidtorum)
Northern Big-eared Bat (M.tresamici)
Long-legged Bat (Macrophyllum macrophyllum)
Central American Fringe-lipped Bat (Trachops coffini)
Mesoamerican Round-eared Bat (Lophostoma nicaraguae)
Pale Spear-nosed Bat (Phyllostomus discolor)
Greater Spear-nosed Bat (P.hastatus)
Northern Stripe-headed Round-eared Bat (Tonatia bakeri)
Woolly False Vampire Bat (Chrotopterus auritus)
Spectral Bat (Vampyrum spectrum)
Intermediate Fruit-eating Bat (Artibeus intermedius)
Jamaican Fruit-eating Bat (A.jamaicensis)
Great Fruit-eating Bat (A.lituratus)
Hairy Big-eyed Bat (Chiroderma villosum)
Pygmy Fruit-eating Bat (Dermanura phaeotis)
Toltec Fruit-eating Bat (D.tolteca)
Thomas’s Fruit-eating Bat (D.watsoni)
Honduran White Bat (Ectophylla alba)
MacConnell’s Bat (Mesophylla macconnelli)
Heller’s Broad-nosed Bat (Platyrrhinus helleri)
Pacific Tent-making Bat (Uroderma convexum)
Northern Little Yellow-eared Bat (Vampyressa thyone)
Striped Yellow-eared Bat (Vampyriscus nymphaeus)
Honduran Yellow-shouldered Bat (Sturnira hondurensis)
Northern Yellow-shouldered Bat (S.parvidens)
DISC-WINGED BATS (THYROPTERIDAE)
Peters’s Disk-winged Bat (Thyroptera discifera)
Spix’s Disk-winged Bat (T.tricolor)
FREE-TAILED BATS (MOLOSSIDAE)
Mexican Dog-faced Bat (Cynomops mexicanus)
Fierce Bonneted Bat (Eumops ferox)
Alvarez’s Mastiff Bat (Molossus alvarezi)
Bonda Mastiff Bat (M.bondae)
Pallas’s Mastiff Bat (M.molossus)
Miller’s Mastiff Bat (M.pretiosus)
Big Crested Mastiff Bat (Promops centralis)
FUNNEL-EARED BATS (NATALIDAE)
Mexican Funnel-eared Bat (Natalus mexicanus)
EVENING BATS (VESPERTILIONIDAE)
Elegant Myotis (Myotis elegans)
Mexican Black Myotis (M.extremus)
Riparian Myotis (M.riparius)
Bickham’s Yellow Bat (Rhogeessa bickhami)
Big Brown Bat (Eptesicus fuscus)
Brazilian Serotine (Neoeptesicus brasiliensis)
Argentine Serotine (N.furinalis)
Desert Red Bat (Lasiurus frantzii)
SKUNKS AND STINK-BADGERS (MEPHITIDAE)
Striped Hog-nosed Skunk (Conepatus semistriatus)
Hooded Skunk (Mephitis macroura)
Southern Spotted Skunk (Spilogale angustifrons)
MUSTELIDS (MUSTELIDAE)
Tayra (Eira barbara)
RACCOONS, COATIS, AND ALLIES (PROCYONIDAE)
Northern Olingo (Bassaricyon gabbii)
Western Lowland Olingo (B.medius)
Cacomistle (Bassariscus sumichrasti)
White-nosed Coati (Nasua narica)
Kinkajou (Potos flavus)
Northern Raccoon (Procyon lotor)
CANIDS (CANIDAE)
Northern Gray Fox (Urocyon cinereoargenteus)
FELIDS (FELIDAE)
Ocelot (Leopardus pardalis)
TAPIRS (TAPIRIDAE)
Central American Tapir (Tapirus bairdii)
DEER (CERVIDAE)
Central American Red Brocket (Mazama temama)
White-tailed Deer (Odocoileus virginianus)
PECCARIES (TAYASSUIDAE)
Collared Peccary (Dicotyles tajacu)
White-lipped Peccary (Tayassu pecari)
OCEANIC DOLPHINS (DELPHINIDAE)
Pantropical Spotted Dolphin (Stenella attenuata)
Common Bottlenose Dolphin (Tursiops truncatus)
False Killer Whale (Pseudorca crassidens)

150 species