Formerly included in the Varanidae: †Pachyvaranus Arambourg, 1952 - Moved to a separate group of varanoid squamates, Pachyvaranidae, by Houssaye et al. (2011).
Anteriormente incluídos en Varanidae: †Pachyvaranus Arambourg, 1952 - Movido a un grupo separado de varanoides escamosos denominado Pachyvaranidae por Houssaye et al. (2011).