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| Kingdom Animalia | 
|  | Callospermophilus lateralis bernardinus (Merriam, 1898) – valid | 
|  | Glossophaga mutica Merriam, 1898 – valid – Merriam's Long-tongued Bat | 
|  | Glossophaga soricina mutica Merriam, 1898 – invalid | 
|  | Habromys lepturus (Merriam, 1898) – valid – Zempoaltepec Deermouse, Slender-tailed Deer Mouse | 
|  | Herpetomys Merriam, 1898 – invalid | 
|  | Ictidomys tridecemlineatus alleni (Merriam, 1898) – valid – Allen's 13-lined ground squirrel | 
|  | Ictidomys tridecemlineatus texensis (Merriam, 1898) – valid | 
|  | Marmota olympus (Merriam, 1898) – valid – Olympic Marmot | 
|  | Megadontomys Merriam, 1898 – valid – Giant Deer Mice | 
|  | Megadontomys nelsoni (Merriam, 1898) – valid – Nelson's giant deer mouse, Nelson's Big-toothed Deermouse | 
|  | Megadontomys thomasi (Merriam, 1898) – valid – Thomas's giant deer mouse, Thomas's Big-toothed Deermouse, Thomas' Deer Mouse | 
|  | Microtus fulviventer Merriam, 1898 – invalid | 
|  | Microtus guatemalensis Merriam, 1898 – valid – Guatemalan Vole | 
|  | Microtus macrurus Merriam, 1898 – invalid | 
|  | Microtus umbrosus Merriam, 1898 – valid – Zempoaltépec Vole | 
|  | Neotomodon Merriam, 1898 – valid – Volcano Mouse | 
|  | Neotomodon alstoni Merriam, 1898 – valid – Mexican Volcano Mouse, Volcano Deermouse, Volcano Mouse | 
|  | Neotomodon orizabae Merriam, 1898 – invalid | 
|  | Neotomodon perotensis Merriam, 1898 – invalid | 
|  | Odocoileus hemionus cerrosensis Merriam, 1898 – valid – Cedros Island mule deer | 
|  | Odocoileus hemionus sitkensis Merriam, 1898 – valid | 
|  | Odocoileus virginianus nelsoni Merriam, 1898 – valid | 
|  | Odocoileus virginianus thomasi Merriam, 1898 – valid | 
|  | Orthriomys Merriam, 1898 – invalid | 
|  | Oryzomys nelsoni Merriam, 1898 – valid – Nelson's Rice Rat, Nelson's Oryzomys | 
|  | Peromyscus auritus Merriam, 1898 – invalid | 
|  | Peromyscus comptus Merriam, 1898 – invalid | 
|  | Peromyscus felipensis Merriam, 1898 – invalid | 
|  | Peromyscus gratus Merriam, 1898 – valid – Merriam's Piñon Mouse, Osgood's Mouse, Ratón de Tlalpan, Saxicoline Deermouse | 
|  | Peromyscus guatemalensis Merriam, 1898 – valid – Guatemalan Deer Mouse, Guatemalan Deermouse | 
|  | Peromyscus hylocetes Merriam, 1898 – valid – Transvolcanic Deermouse, Southern Wood Mouse | 
|  | Peromyscus levipes Merriam, 1898 – valid – Nimble-footed Mouse, Nimble-footed Deermouse | 
|  | Peromyscus madrensis Merriam, 1898 – valid – Tres Marias Island mouse, Tres Marías Deermouse | 
|  | Peromyscus megalops Merriam, 1898 – valid – Brown Deer Mouse, Broad-faced Deermouse | 
|  | Peromyscus mekisturus Merriam, 1898 – valid – Puebla Deer Mouse, Puebla Deermouse | 
|  | Peromyscus mexicanus orizabae Merriam, 1898 – invalid | 
|  | Peromyscus mexicanus totontepecus Merriam, 1898 – invalid | 
|  | Peromyscus musculoides Merriam, 1898 – invalid | 
|  | Peromyscus oaxacensis Merriam, 1898 – invalid | 
|  | Peromyscus tehuantepecus Merriam, 1898 – invalid | 
|  | Peromyscus truei gratus Merriam, 1898 – invalid | 
|  | Peromyscus zarhynchus Merriam, 1898 – valid – Chiapan deer mouse, Chiapan Deermouse | 
|  | Peromyscus zarhynchus cristobalensis Merriam, 1898 – invalid | 
|  | Procyon insularis Merriam, 1898 – invalid – Tres Marias raccoon | 
|  | Procyon lotor insularis Merriam, 1898 – valid – Tres Marias raccoon | 
|  | Sorex mutabilis Merriam, 1898 – valid – Mutable Shrew | 
|  | Sorex saussurei mutabilis Merriam, 1898 – invalid | 
|  | Sorex veraepacis mutabilis Merriam, 1898 – invalid | 
|  | Spermophilus bernardinus Merriam, 1898 – invalid | 
|  | Spermophilus canus Merriam, 1898 – invalid – Merriam's Ground Squirrel, gray ground squirrel | 
|  | Spermophilus lateralis bernardinus Merriam, 1898 – invalid | 
|  | Spermophilus mollis canus Merriam, 1898 – invalid | 
|  | Spermophilus mollis yakimensis Merriam, 1898 – invalid | 
|  | Spermophilus oregonus Merriam, 1898 – invalid | 
|  | Spermophilus tridecemlineatus alleni Merriam, 1898 – invalid – Allen's 13-lined ground squirrel | 
|  | Spermophilus tridecemlineatus texensis Merriam, 1898 – invalid | 
|  | Strix occidentalis caurina (Merriam, 1898) – valid – Northern Spotted Owl | 
|  | Syrnium occidentale caurinum Merriam, 1898 – invalid | 
|  | Tamias amoenus caurinus (Merriam, 1898) – valid | 
|  | Urocitellus beldingi oregonus (Merriam, 1898) – valid | 
|  | Urocitellus canus (Merriam, 1898) – valid – Merriam's Ground Squirrel | 
|  | Urocitellus canus canus (Merriam, 1898) – valid | 
        
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