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Scientific Names

Preferred Names

Megalonychidae
Reference taxon from EOL Dynamic Hierarchy Trunk
Megalonychidae Ameghino 1889
Megalonyx Harlan 1825
Recognized by Environments EOL

Alternative Names

? gigas Marsh, 1874
Doubtful according to GBIF classification
? infernalis Ameghino, 1887
Doubtful according to GBIF classification
? jeffersonii Desmarest, 1822
Doubtful according to GBIF classification
? leptonyx Marsh, 1874
Doubtful according to GBIF classification
? litoralis Ameghino, 1891
Doubtful according to GBIF classification
? priscus Leidy, 1855
Doubtful according to GBIF classification
? seneum Ameghino, 1891
Doubtful according to GBIF classification
Bradypidae
Subjective synonym according to Paleobiology Database
Bradypodidae
Subjective synonym according to Paleobiology Database
Choloepidae
Subjective synonym according to Paleobiology Database
Choloepina
Subjective synonym according to Paleobiology Database
Cholopus Agassiz 1846
Proparte synonym according to GBIF classification
Deseadognathus Carlini & Scillato-Yané 2004
Doubtful according to GBIF classification
Diabolotherium Pujos, De Iuliis, Argot & Werdelin 2007
Doubtful according to GBIF classification
Eleutherodon Mercerat 1891
Doubtful according to GBIF classification
Eugeronops Ameghino 1891
Doubtful according to GBIF classification
Galerocnus Arredondo & Rivero 1997
Doubtful according to GBIF classification
Lakukullus Pujos, De Iuliis, Quispe & Flores 2014
Doubtful according to GBIF classification
Megalonyx Harlan 1825
Doubtful according to GBIF classification
Megalonyx Jefferson 1799
Doubtful according to GBIF classification
Menilaus Ameghino 1891
Doubtful according to GBIF classification
Mesopotamocnus Brandoni 2014
Doubtful according to GBIF classification
Morotherium Marsh 1874
Doubtful according to GBIF classification
Neomesocnus
Doubtful according to GBIF classification
Paramiocnus Arredondo & Arredondo 2000
Doubtful according to GBIF classification
Pseudortotherium
Doubtful according to GBIF classification
Sinclairia Ameghino 1912
Doubtful according to GBIF classification
Synocnus
Doubtful according to GBIF classification
Zacatzontli Mc Donald & Carranza-Castañeda 2017
Doubtful according to GBIF classification

Common Names

English

two-toed sloths
Recognized by Animal Diversity Web
megalonychid sloths preferred
Two-Toed Sloth
Recognized by CITES

Finnish

Kaksivarvaslaiskiaiset preferred
Recognized by christinaflann and admin

French

Unau d'Hoffmann preferred
Recognized by CITES

Japanese

フタユビナマケモノ科 preferred
Recognized by Furui 2020, piaf, and admin

Spanish; Castilian

Perezosos De Dos Ded preferred
Recognized by CITES
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Curated hierarchies for Megalonychidae