Complex sentence: The "Mythology of All Races" Series points out that Snorri was the only author to differentiate light from dark elves-and because he called the dark elves dwarves, scholars think light elves might have been álfar by other texts.
Split into simpler sentences: The "Mythology of All Races" Series points out that Snorri was the only author to differentiate light from dark elves. Because he called the dark elves "dwarves", scholars think light elves might have been "álfar" in other texts.