在鳄属内，结果支持其分为两个世系：NewWorld和Indopacificgroups组，并且尼罗鳄（C.niloticus）与NewWorldcrocodilians构成姐妹群。
In Crocodylus , the results agreed this genus to be divided into two separate lineages : New World and Indopacific groups and then C. niloticus form the sister taxon to the New World crocodilians .
尼罗鳄