Related how?

Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Deuterostome (Deuterostomia)
Chordata (Chordates)
Olfactores
Craniata (Craniata (chordata))
Vertebrata (Animals with backbone)
Gnathostomata (Gnathostome)
Eugnathostomata
Teleostomi
Euteleostomi
Sarcopterygii (Lobe-finned fishes)
Dipnotetrapodomorpha
Tetrapodomorpha (Tetrapodomorph)
Tetrapoda (Tetrapod)
Reptiliomorpha
Amniota (Amniote)
Synapsidomorpha
Synapsid (Synapsida)
Eupelycosauria
Sphenacodontia
Sphenacodontoidea
Therapsida (Therapsid)
Neotherapsida
Theriodont (Theriodontia)
Eutheriodontia
Cynodontia (Cynodont)
Epicynodontia
Eucynodontia
Probainognathia
Chiniquodontoidea
Prozostrodontia
Mammaliaformes
Mammal (Mammals)
Theriamorpha
Theriiformes
Holotheria
Trechnotheria
Cladotheria
Zatheria
Boreosphenida
Theria (Therians)
Eutheria
Placentalia (Eutheria)
Exafroplacentalia
Boreoeutheria
Euarchontoglires
Gliriformes
Glires
Rodentia (Rodents)
Myomorpha
Muroidea
Muridae (Murid)

Sigmodontinae (133373)

Children (79 direct children, 903 direct and indirect children):

Neusticomys (tree size 7)
Fish-eating rats

Graomys (tree size 8)
Leaf-eared mice

Scapteromys (tree size 6)
Swamp rat

Brucepattersonius (tree size 9)

Handleyomys (tree size 9)

Juliomys (tree size 5)

Melanomys (tree size 6)

Chelemys (tree size 6)

Zygodontomys (tree size 2)

Oecomys (tree size 35)

Oligoryzomys (tree size 33)

Kunsia (tree size 2)

Oryzomys (tree size 109)

Scolomys (tree size 2)

Abrothrix (tree size 16)

Aepeomys (tree size 4)

Aegialomys (tree size 4)

Punomys (tree size 2)

Akodon (tree size 92)

Megalomys (tree size 6)

Neacomys (tree size 16)

Sigmodon (tree size 28)
The cotton rat genus

Thalpomys (tree size 2)

Phyllotis (tree size 39)

Ichthyomys (tree size 6)

Chibchanomys (tree size 2)

Bibimys (tree size 3)

Cerradomys (tree size 9)

Delomys (tree size 5)

Andalgalomys (tree size 3)

Eligmodontia (tree size 20)

Oxymycterus (tree size 30)
The hocicudo genus

Rheomys (tree size 4)

Auliscomys (tree size 3)

Wiedomys (tree size 2)

Vesper mouse (tree size 19)
Calomys

Rhagomys (tree size 2)

Microryzomys (tree size 2)

Euneomys (tree size 8)

Reithrodon (tree size 16)

Juscelinomys (tree size 4)

Sigmodontomys (tree size 2)

Holochilus (tree size 14)

Nesoryzomys (tree size 5)

Thomasomys (tree size 51)
Oldfield mice

Rhipidomys (tree size 50)
Climbing mice

Nectomys (tree size 15)
Water rats

Ichthyomyini (tree size 2)

Phyllotini (tree size 13)

Thomasomyini (tree size 3)

Oryzomyini (tree size 23)

Akodontini (tree size 25)

Abrotrichini (tree size 5)

Chinchillula (tree size 1)

Chroeomys

Abrawayaomys (tree size 2)

Andinomys (tree size 2)

Geoxus (tree size 5)

Megaoryzomys (tree size 1)
Galápagos giant rat

Phaenomys (tree size 1)
Rio de janeiro arboreal rat

Pseudoryzomys (tree size 2)
Brazilian false rice rat

Salinomys (tree size 1)

Tapecomys (tree size 2)

Wilfredomys (tree size 1)
Wilfred's mice

Sigmodontini

Blarinomys (tree size 1)

Galenomys (tree size 1)

Irenomys (tree size 1)

Lenoxus (tree size 1)

Neotomys (tree size 2)

Podoxymys (tree size 1)
Roraima mouse

Noronhomys (tree size 1)

Oreoryzomys (tree size 1)

Calassomys (tree size 1)

Reithrodontini

Wiedomyini (tree size 1)

Panchomys (tree size 1)

Euneomyini

Andinomyini