#lyre_snake  mildly venomous snake with a lyre-shaped mark on the head; found in rocky areas from southwestern United States to Central America
  supertype:  #colubrid_snake__colubrid  mostly harmless temperate-to-tropical terrestrial or arboreal or aquatic snakes
  member of:  #genus_Trimorphodon
  subtype:  #Sonoran_lyre_snake__Trimorphodon_lambda  of desert regions of southwestern North America

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