Class [Mammalia] Linnaeus, 1758 - mammals
   Order Rodentia Bowdich, 1821 - rodents
     Family Muridae Batsch, 1788 - rats, mice, hamsters, voles, lemmings, and gerbils
       Subfamily Murinae Batsch, 1788 - Old World mice and rats
         Genus Rattus Fischer de Waldheim, 1803 - rats
           01 Rattus adustus Sody, 1940
           02 Rattus annandalei (Bonhote, 1903) - Annandale's rat
           03 Rattus argentiventer (Robinson & Kloss, 1916) - ricefield rat
           04 Rattus baluensis (Thomas, 1894) - summit rat
           05 Rattus ceramicus - Ceram rat see Stenomys ceramicus (Thomas, 1920)
           06 Rattus doboensis
           07 Rattus elaphinus Sody, 1941
           08 Rattus enganus (Miller, 1906)
           09 Rattus everetti (Guenther, 1879)
           10 Rattus exulans (Peale, 1848) - Polynesian rat
           11 Rattus feliceus Thomas, 1920
           12 Rattus fuscipes (Waterhouse, 1839) - bush rat
           13 Rattus giluwensis Hill, 1960
           14 Rattus hoffmanni (Matschie, 1901) - wild Sulawesian rat
           15 Rattus hoogerwerfi Chasen, 1939
           16 Rattus hoxaensis Dao, 1960
           17 Rattus jobiensis Ruemmler, 1935
           18 Rattus koratensis - Sladen's rat
           19 Rattus korinchi (Robinson & Kloss, 1916)
           20 Rattus leucopus (Gray, 1867) - mottle-tailed rat
           21 Rattus losea (Swinhoe, 1871) - lesser ricefield rat
           22 Rattus lugens (Miller, 1903)
           23 Rattus lutreolus (J.E. Gray, 1841) - Australian swamp rat
           24 ‡Rattus macleari (Thomas, 1887) - Christmas Island rat
           25 Rattus marmosurus Thomas, 1921
           26 Rattus mindorensis (Thomas, 1898)
           27 Rattus montanus Phillips, 1932
           28 Rattus morataiensis see Rattus morotaiensis Kellogg, 1945
           29 Rattus mordax (Thomas, 1904)
           30 ‡Rattus nativitatis (Thomas, 1889) - Christmas Island rat
           31 Rattus niobe Thomas, 1906 - moss-forest rat see Stenomys niobe (Thomas, 1906)
           32 Rattus nitidus (Hodgson, 1845) - Himalayan rat
           33 Rattus norvegicus (Berkenhout, 1769) - brown rat
           34 Rattus novaeguinae see Rattus novaeguineae Taylor & Calaby, 1982
           35 Rattus osgoodi Musser & Newcomb, 1985
           36 Rattus owiensis Troughton, 1946
           37 Rattus palmarum (Zelebor, 1869)
           38 Rattus praetor (Thomas, 1888) - variable spiny rat
           39 Rattus ranjiniae Agrawal & Ghosal, 1969
           40 Rattus rattus (C. Linnaeus, 1758) - roof rat
           41 Rattus richardsoni Tate, 1949 - Richardson's rat see Stenomys richardsoni (Tate, 1949)
           42 Rattus sordidus (Gould, 1858) - Australian dusky field rat
           43 Rattus steini Ruemmler, 1935
           44 Rattus stoicus (Miller, 1902)
           45 Rattus tawitawiensis Musser & Heaney, 1985
           46 Rattus tiomanicus (Miller, 1900) - Malaysian field rat
           47 Rattus tunneyi (Thomas, 1904) - Tunney's rat
           48 Rattus turkestanicus (Satunin, 1903) - Turkestan rat
           49 Rattus verecundus Thomas, 1904 - slender rat see Stenomys verecundus (Thomas, 1904)
           50 Rattus villosissimus (Waite, 1898) - long-haired rat
           51 Rattus xanthurus (Gray, 1867)