Proterozoic
[af] Proterosoïkum
[ar] دهر الطلائع
[avk] Proteroza
[az] Proterozoy
[be] Пратэразой
[bg] Протерозой
[bn] প্রোটেরোজোয়িক
[br] Proterozoeg
[bs] Proterozoik
[ca] Proterozoic