Concise hierarchy
(Kingdom) Animalia - (Phylum) Mollusca - (Class) Gastropoda - (Order) Opisthobranchia
Current position
Alternative positions
Notaspidea (Suborder) Fischer, 1883 |
Ref:
R.H. de Bruyne, 2003: 313.
|
Notaspidea (Order) Fischer, 1883 |
Ref:
V.G. Millard, 1997: 217.
|
Nudipleura ([unranked]) Wägele & Willan, 2000 |
Ref:
G. Calado et al., 2003: 201.
[inferred rank] |
Pleurobranchomorpha ([unranked]) Deshayes, 1832 |
Ref:
P. Bouchet & J.-P. Rocroi, 2005: 261.
|
Pleurobranchomorpha (Infraorder) Deshayes, 1832 |
Ref:
D.B. Cadien & L.L. Lovell, 2011: 48.
|
Historical positions
Number of Subtaxa