Rotalia  search
BTInvertebrata
 .Protista
 ..Foraminifera
 ...Rotaliina
 ....Rotaliacea
 .....Rotalia
RTmicrofossils
SNGenus. Indexed with microfossils if applicable.
Rotaliacea  search
BTInvertebrata
 .Protista
 ..Foraminifera
 ...Rotaliina
 ....Rotaliacea
NTAmmonia
 Elphidium
 Heterostegina
 Miogypsinidae
 Nummulitidae
 Rotalia
RTmicrofossils
SNIndexed with microfossils if applicable.