Cyclocystoides
Species
Cyclocystoides minus (Miller & Dyer)
Occurrence: Arnheim
Reference: Dalvé, 1948; Smith and Paul, 1982
Thought by Smith and Paul (1982) to be a juvenile, poorly weathered Zygocycloides magnus
Cyclocystoides parvus Miller & Dyer, 1878
Occurrence: Richmondian
Reference: Dalvé, 1948; Smith and Paul, 1982
Thought by Smith and Paul (1982) to be a possible senior synonym of Diastocycloides nitidus
