Some singers at the Met

• Pavarotti and the like
• Chorus section
• Caruso and Pavarotti
• Otello, Don José and Siegfried
• Melchior et al
• Certain singers
• Choir section ... and what are missing from the starred clues
• Many stage Romeos
• Voices below altos

Wiktionary Word definitions in Wiktionary
n. (plural of tenor English)