How do you spell Scorpiones

Available Definitions:
1)  n. pl. - A division of arachnids comprising the scorpions.
2)  n. - The eighth sign of the zodiac, which the sun enters about the twenty-third day of October, marked thus [/] in almanacs.
3)  n. - A constellation of the zodiac containing the bright star Antares. It is drawn on the celestial globe in the figure of a scorpion.