1. Roman Emperor from 286 until he abdicated in 305; when Diocletian divided the Roman Empire in 286 Maximian became emperor in the west (died in 311)
   - Maximian, Marcus Aurelius Valerius Maximianus

Type of: Emperor of Rome, Roman Emperor

• genus Sassafras
• genus Satureia
• genus Satureja
• genus Saturnia
• genus Sauromalus
• genus Saurosuchus
• genus Saururus
• genus Saussurea
• genus Saxegothea
• genus Saxicola
• genus Saxifraga
• genus Sayornis
• genus Scabiosa
• genus Scaphiopus
• genus Scaphosepalum
• genus Scarabaeus
• genus Scardinius
• genus Scartella
• genus Sceliphron
• genus Sceloglaux
• genus Sceloporus
• genus Schaffneria
• genus Schefflera
• genus Schinus
• genus Schistosoma