Specie:

• Lucasium byrnei - Lucas & Frost 1896

Sinonimi:

• Diplodactylus byrnei - LUCAS & FROST 1896
  
• Diplodactylus spinigerus - WAITE 1929
  
• Diplodactylus byrnei - LOVERIDGE 1934
  
• Diplodactylus byrnei - WERMUTH 1965
  
• Diplodactylus dorotheae - WELLS & WELLINGTON 1985
  
• Diplodactylus byrnei - KLUGE 1993
  
• Diplodactylus byrnei - COGGER 2000
• Lucasium byrnei - OLIVER ed altri 2007