Heterodisca Fleming, 1825 (original description)
Heterodisca heterostropha Fleming, 1825 (original description)
Heterodisca minuta Fleming, 1825 (original description)
Serpula cordineri Fleming, 1825 (original description)
Serpula muricata Fleming, 1825 accepted as Placostegus tridentatus (Fabricius, 1779) (original description)
Serpula seminulum Linnaeus, 1758 accepted as Quinqueloculina seminula (Linnaeus, 1758) accepted as Quinqueloculina seminulum (Linnaeus, 1758) (additional source)
Serpula serrulata Fleming, 1825 accepted as Placostegus tridentatus (Fabricius, 1779) (original description)
Serpula sulcata Adams, 1797 accepted as Bushiella (Jugaria) granulata (Linnaeus, 1767) accepted as Janua heterostropha (Montagu, 1803) (source of synonymy)
Skenea J. Fleming, 1825 (original description)
Spirorbis ambiguus Fleming, 1825 (original description)
Vermilia armata Fleming, 1825 accepted as Pomatoceros triqueter (Linnaeus, 1758) accepted as Spirobranchus triqueter (Linnaeus, 1758) (original description)
Vermilia conica Fleming, 1825 accepted as Pomatoceros triqueter (Linnaeus, 1758) accepted as Spirobranchus triqueter (Linnaeus, 1758) (original description)
Vermilia serrulata Fleming, 1825 accepted as Placostegus tridentatus (Fabricius, 1779) (original description)