Concise hierarchy
(Kingdom) Animalia - (Phylum) Mollusca - (Class) Gastropoda - (Order) Opisthobranchia
Current position
Alternative positions
Historical positions
Philinoidea (Superfamily) Gray, 1850 (1815) |
Ref:
P. Bouchet & J.-P. Rocroi, 2005: 259.
|
Cephalaspidea (Suborder) Fischer, 1883 |
Ref:
E.E. Ruppert et al., 2004: 341.
|
Retusoidea (Superfamily) Thiele, 1926 |
Ref:
G. Calado et al., 2003: 201.
|
Philinoidea (Superfamily) Gray, 1850 (1815) |
Ref:
R.H. de Bruyne, 2003: 313.
|
Gastropoda (Class) Cuvier, 1795 |
Ref:
P. Bouchet et al., 2001: 199.
[rough position] |
Bulloidea (Superfamily) Gray, 1827 |
Ref:
V.G. Millard, 1997: 211.
|
Cephalaspidea (Order) Fischer, 1883 |
Ref:
K.J. Boss, 1982: 1026.
|
Bulloidea (Superfamily) Gray, 1827 |
Ref:
B. Grzimek, 1973-1975
|
Number of Subtaxa