The classification of megalosauroids follows a study by Benson in 2010.

The current classification of Cecina follows Davis (1979) and other authors.

The higher-order classification below follows a phylogenetic analysis performed by Angolin, 2007.

This classification follows the study by Ponder & Warén, published in 1988.

The classification of soiling follows the layer structure starting from the base material:

Since that time the classification and naming of cultigens has followed its own path.

The following classification follows De Grave et al. (2010), with subsequent additions.

The following classification follows the branching given by Sidwell (2010, ms).

The classification below follows the findings of Conant et al. in 1996 .

The following classification to the level of superfamilies follows De Grave et al.