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| Kingdom Animalia | 
|  | Abranchus Harlan, 1825 – invalid | 
|  | Agama cornuta Harlan, 1825 – invalid | 
|  | Arvicola palustris Harlan, 1825 – invalid | 
|  | Calyptahyla crucialis (Harlan, 1825) – invalid | 
|  | Chlamyphorus Harlan, 1825 – valid | 
|  | Chlamyphorus truncatus Harlan, 1825 – valid – Pink Fairy Armadillo | 
|  | Cyclura Harlan, 1825 – valid – Ground Iguanas, Rock Iguanas | 
|  | Cyclura carinata Harlan, 1825 – valid – Turks and Caicos Rock Iguana, Turks Island Iguana | 
|  | Cyclura carinata carinata Harlan, 1825 – valid – Caicos Iguana, Turks Iguana | 
|  | Hyla crucialis Harlan, 1825 – invalid | 
|  | Leiolopisma unicolor (Harlan, 1825) – invalid | 
|  | Lepus americanus virginianus Harlan, 1825 – valid | 
|  | Lepus virginianus Harlan, 1825 – invalid | 
|  | Meles jeffersonii Harlan, 1825 – invalid | 
|  | Menobranchus Harlan, 1825 – invalid | 
|  | Menopoma Harlan, 1825 – invalid | 
|  | Monopoma Harlan, 1825 – invalid | 
|  | Mustela lutreocephala Harlan, 1825 – invalid | 
|  | Osteopilus crucialis (Harlan, 1825) – valid | 
|  | Phrynosoma cornutum (Harlan, 1825) – valid – Texas Horned Lizard, Lagartija-cornuda texana | 
|  | Plethodon cylindraceus (Harlan, 1825) – valid – White-spotted Slimy Salamander | 
|  | Rana flaviviridis Harlan, 1825 – invalid | 
|  | Rana pardalis Harlan, 1825 – invalid | 
|  | Rana pennsylvanica Harlan, 1825 – invalid | 
|  | Rana scapularis Harlan, 1825 – invalid | 
|  | Rana utricularius Harlan, 1825 – invalid | 
|  | Salamandra cylindracea Harlan, 1825 – invalid | 
|  | Salamandra picta Harlan, 1825 – invalid | 
|  | Salamandra symmetrica Harlan, 1825 – invalid | 
|  | Taxidea taxus jeffersonii (Harlan, 1825) – valid | 
|  | Tristella symmetrica (Harlan, 1825) – invalid | 
|  | Triton symetricus (Harlan, 1825) – invalid | 
|  | Triturus viridescens symmetrica (Harlan, 1825) – invalid | 
        
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