You are watching: Another name for two toed sloth
extensive fossil record days from Eocene - more than 200 genera (Barros et al 2008) uncovered in South, Central, and North America, Caribbean and Antarctica. Size varied indigenous a tool dog to elephant. (Nowak 2008)Phylogenetic relationships space not resolved. Gaudin and McDonald postulate 4 families: Megalonychidae, Megatheriidae, Nothrotheriidae and also Mylodontidae. Bradypus is placed as a sister taxon come all other sloths. Choloepus is included into the Megalonychidae. At the very least three genera of large ground sloths resided in Southern California throughout the Pleistocene. A Shasta"s ground sloth skeleton was freshly excavated in Carlsbad (thought come be about 2.1 m (7 ft) long and weighing around 136 - 181 kg (300 - 400 lbs) — be affected by each other sized. First sloths arrived in phibìc America about 7 million years ago (presumably through swimming between islands from south America)By 13,000 years ago, every ground sloths were extinct except for a few populations top top Caribbean islands.
Class: Mammalia (Linnaeus, 1758)– mammals
Order: Pilosa (Flower, 1883) - a team of placental mammals uncovered in the Americas, consisting of anteaters and also sloths, and extinct soil sloths
Family: Megalonychidae (Ameghino, 1889)– two-toed sloths
Genus: Choloepus (Illiger, 1811) – two-toed sloths
Species: Choloepus didactylus(Linnaeus, 1758) – southerly two-toed sloth, Linnaeus"s two-toed sloth, Linné"s two-toed sloth Species: Choloepus hoffmanni (Peters, 1858) – Hoffmann"s two-toed sloth
Source: combined Taxonomic information System (2017)
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Illustration that a two-toed sloth indigenous a 1900 college textbook.
From Introduction to zoology; a guide to the research of animals, because that the use of second schools (1900); p.343.
Anderson and Hanley (2001) Barros et al. (2008)Gaudin and also McDonald (2008)Naish (2005)Wilson & Reeder (2005)