Infraclass: Metatheria List of South American mammals




1 infraclass: metatheria

1.1 superorder: ameridelphia

1.1.1 order: didelphimorphia (common opossums)
1.1.2 order: paucituberculata (shrew opossums)


1.2 superorder: australidelphia

1.2.1 order: microbiotheria (monito del monte)







infraclass: metatheria

the infraclass metatheria includes living , extinct marsupials, includes related extinct orders of mammals no longer considered marsupials, such sparassodonta. @ least 6 families of sparassodonts lived in south america prior interchange, dominating niches large mammalian carnivores.


marsupials collection of pouched mammals once more distributed. today found in isolated or formerly isolated continents of gondwanan origin. south america s 22 extant genera compares 10 in central america, 1 in north america north of mexico, 52 in australia, 28 in new guinea , 2 in sulawesi. south american marsupials thought ancestral of australasia.


superorder: ameridelphia
order: didelphimorphia (common opossums)


bare-tailed woolly opossum



woolly opossum

(caluromys sp.)



water opossum



white-eared opossum



common opossum



lutrine opossum



robinson s mouse opossum



mouse opossum

(marmosa sp.)



mouse opossum

(marmosa (micoureus) sp.)



tate s woolly mouse opossum



gray slender opossum



brown four-eyed opossum



yellow-sided opossum



gray short-tailed opossum



gray four-eyed opossum



elegant fat-tailed mouse opossum


didelphimorphia order of common opossums of western hemisphere. opossums diverged basic south american marsupials in late cretaceous or paleocene. small medium-sized marsupials, size of large house cat, long snout , prehensile tail.



family: didelphidae (american opossums)

subfamily: caluromyinae

genus: caluromys

derby s woolly opossum caluromys derbianus lc
brown-eared woolly opossum caluromys lanatus lc
bare-tailed woolly opossum caluromys philander lc


genus: caluromysiops

black-shouldered opossum caluromysiops irrupta lc




subfamily: glironiinae

genus: glironia

bushy-tailed opossum glironia venusta lc




subfamily: hyladelphinae

genus: hyladelphys

kalinowski s mouse opossum hyladelphys kalinowskii lc




subfamily: didelphinae

genus chacodelphys

chacoan pygmy opossum chacodelphys formosa vu


genus: chironectes

water opossum chironectes minimus lc


genus cryptonanus

agricola s gracile opossum cryptonanus agricolai dd
chacoan gracile opossum cryptonanus chacoensis lc
guahiba gracile opossum cryptonanus guahybae dd
red-bellied gracile opossum †cryptonanus ignitus ex
unduavi gracile opossum cryptonanus unduaviensis dd


genus: didelphis

white-eared opossum didelphis albiventris lc
big-eared opossum didelphis aurita lc
guianan white-eared opossum didelphis imperfecta lc
common opossum didelphis marsupialis lc
andean white-eared opossum didelphis pernigra lc


genus: gracilinanus

aceramarca gracile opossum gracilinanus aceramarcae lc
agile gracile opossum gracilinanus agilis lc
wood sprite gracile opossum gracilinanus dryas nt
emilia s gracile opossum gracilinanus emiliae dd
northern gracile opossum gracilinanus marica lc
brazilian gracile opossum gracilinanus microtarsus lc


genus: lestodelphys

patagonian opossum lestodelphys halli lc


genus: lutreolina

lutrine opossum lutreolina crassicaudata lc


genus: marmosa

subgenus: eomarmosa

red mouse opossum marmosa rubra dd


subgenus: exulomarmosa

isthmian mouse opossum marmosa isthmica
robinson s mouse opossum marmosa robinsoni lc
marmosa simonsi
guajira mouse opossum marmosa xerophila vu
marmosa zeledoni


subgenus: marmosa

quechuan mouse opossum marmosa macrotarsus lc
linnaeus s mouse opossum marmosa murina lc
tyler s mouse opossum marmosa tyleriana dd
marmosa waterhousei


subgenus: micoureus

alston s mouse opossum marmosa alstoni lc
white-bellied woolly mouse opossum marmosa constantiae lc
woolly mouse opossum marmosa demerarae lc
tate s woolly mouse opossum marmosa paraguayana lc
little woolly mouse opossum marmosa phaea vu
bare-tailed woolly mouse opossum marmosa regina lc


subgenus: stegomarmosa

heavy-browed mouse opossum marmosa andersoni dd
rufous mouse opossum marmosa lepida lc




genus: marmosops

bishop s slender opossum marmosops bishopi lc
marmosops caucae
narrow-headed slender opossum marmosops cracens dd
creighton s slender opossum marmosops creightoni dd
dusky slender opossum marmosops fuscatus dd
handley s slender opossum marmosops handleyi cr
tschudi s slender opossum marmosops impavidus lc
gray slender opossum marmosops incanus lc
junin slender opossum marmosops juninensis vu
neblina slender opossum marmosops neblina lc
white-bellied slender opossum marmosops noctivagus lc
dorothy s slender opossum marmosops ocellatus lc
delicate slender opossum marmosops parvidens lc
brazilian slender opossum marmosops paulensis lc
pinheiro s slender opossum marmosops pinheiroi lc


genus: metachirus

brown four-eyed opossum metachirus nudicaudatus lc


genus: monodelphis

sepia short-tailed opossum monodelphis adusta lc
northern three-striped opossum monodelphis americana lc
monodelphis arlindoi
northern red-sided opossum monodelphis brevicaudata lc
yellow-sided opossum monodelphis dimidiata lc
gray short-tailed opossum monodelphis domestica lc
emilia s short-tailed opossum monodelphis emiliae lc
monodelphis gardneri
amazonian red-sided opossum monodelphis glirina lc
monodelphis handleyi
ihering s three-striped opossum monodelphis iheringi dd
pygmy short-tailed opossum monodelphis kunsi lc
marajó short-tailed opossum monodelphis maraxina dd
osgood s short-tailed opossum monodelphis osgoodi lc
hooded red-sided opossum monodelphis palliolata lc
monodelphis peruviana
reig s opossum monodelphis reigi vu
ronald s opossum monodelphis ronaldi lc
chestnut-striped opossum monodelphis rubida dd
monodelphis sanctaerosae
long-nosed short-tailed opossum monodelphis scalops lc
southern red-sided opossum monodelphis sorex lc
southern three-striped opossum monodelphis theresa dd
monodelphis touan
red three-striped opossum monodelphis umbristriata vu
one-striped opossum monodelphis unistriata dd


genus: philander

anderson s four-eyed opossum philander andersoni lc
deltaic four-eyed opossum philander deltae lc
southeastern four-eyed opossum philander frenata lc
mcilhenny s four-eyed opossum philander mcilhennyi lc
mondolfi s four-eyed opossum philander mondolfii lc
olrog s four-eyed opossum philander olrogi
gray four-eyed opossum philander opossum lc


genus: thylamys

cinderella fat-tailed mouse opossum thylamys cinderella lc
thylamys citellus
elegant fat-tailed mouse opossum thylamys elegans lc
karimi s fat-tailed mouse opossum thylamys karimii vu
paraguayan fat-tailed mouse opossum thylamys macrura nt
white-bellied fat-tailed mouse opossum thylamys pallidior lc
thylamys pulchellus
common fat-tailed mouse opossum thylamys pusillus lc
argentine fat-tailed mouse opossum thylamys sponsorius lc
tate s fat-tailed mouse opossum thylamys tatei dd
dwarf fat-tailed mouse opossum thylamys velutinus lc
buff-bellied fat-tailed mouse opossum thylamys venustus dd







order: paucituberculata (shrew opossums)


dusky caenolestid


there 6 extant species of shrew opossum. small shrew-like marsupials confined andes.



family: caenolestidae

genus: caenolestes

gray-bellied caenolestid caenolestes caniventer nt
andean caenolestid caenolestes condorensis vu
northern caenolestid caenolestes convelatus vu
dusky caenolestid caenolestes fuliginosus lc


genus: lestoros

incan caenolestid lestoros inca lc


genus: rhyncholestes

long-nosed caenolestid rhyncholestes raphanurus nt






monito del monte on bamboo


superorder: australidelphia
order: microbiotheria (monito del monte)

the monito del monte of chile , argentina extant member of family , surviving member of ancient order, microbiotheria. appears more closely related australian marsupials other neotropic marsupials; reflection of south american origin of australasian marsupials.



family: microbiotheriidae

genus: dromiciops

monito del monte dromiciops gliroides nt








^ nilsson, m. a.; churakov, g.; sommer, m.; tran, n. v.; zemann, a.; brosius, j.; schmitz, j. (2010-07-27). penny, d., ed. tracking marsupial evolution using archaic genomic retroposon insertions . plos biology. public library of science. 8 (7): e1000436. doi:10.1371/journal.pbio.1000436. pmc 2910653 . pmid 20668664. 






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