Possible Clues:

• Time Machine race
• Classic sci-fi race
• H.G. Wells tribe
• Weena's race, in fiction
• Morlocks' victims in an H. G. Wells story
• Prey of the Morlocks, in 'The Time Machine'
• Victims of the Morlocks, in sci-fi
• Aboveground dwellers in an H.G. Wells classic
• Race in an H. G. Wells book
• Surface-dwelling race in 'The Time Machine'