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Keywords from Image Description:
PZSLPlateMammalia. Bradypus crinitus BrowneIlliger GrayIlliger en Maned Threetoed Sloth skulls of adult male and female from left lateral lower jaw from dorsal upper jaw from ventral Proceedings of the Zoological Society of London archive org vol org page plate Mammalia published Wing PDold PZSL Bradypus torquatus Bradypus