prototheria Definition

subclass prototheria, metatheria, amniota, mammal, mammalia, vombatidae, pelycosauria, lorisidae, prototherian, tachyglossidae, balaenidae, tupaiidae, ziphiidae, metatherian, lemuroidea, mammal family, viverrine, labyrinthodontia, paguma, polymastigina, lemuridae, synapsida, hystricidae, hyperoodon, erethizontidae, toxodon, taxonomic group, giraffidae, chinchillidae, linsang, tayassuidae, bathyergidae, implacental, therapsida, ornithorhynchidae, caviidae, hystricomorpha, heteromyidae, proboscidean, heterostracan, pocket mouse, dipodidae, sciuromorpha, paradoxure, myomorpha, mylodontidae, didelphidae, anapsida, perognathus, zapodidae, dryopithecus, dugongidae, tapiridae, molossidae, hipposideridae, scaphopoda, right whale, indriidae, rhinocerotidae, animal order, omomyid, microsthene, holocephali, superphylum, banxring, feliform, solenogastres, sarcophile, phalangeridae, brush kangaroo, ictonyx, titanothere, dinocerata, dasyuridae, infraorder, petauristidae, dasyproctidae, haemosporidia, chrysochloridae, marginocephalia, astrophyton, onychophoran, ruminantia, dasyure, entoproct, castoridae, ostracodermi, tenrecidae, struthioniformes, zoril, nothosaur, procaviidae, zorille, cephalochordata, casuariiformes, ceratopsia, lepidosauria, sarcophagan, xiphosura, odobenidae,