Kalmar "Gavial karya" yawanci tana nufin nau'in crocodirian da ake kira Tomistoma schlegelii, wanda kuma aka sani da Sunda Gharial ko Malayan Gharial. Ana kiranta da “ƙarya” gavial saboda kamanceceniya da na gagarial na gaskiya, amma yana da wasu bambance-bambancen dabi’a. na gaske, yayin da "gavial" yana nufin wani ɗan ɗora mai tsayi na dangin Gavialidae, irin su na gaskiya gharial (Gavialis gangeticus) da aka samu a Indiya da Nepal. Saboda haka, kalmar “gavial ƙarya” tana nuna cewa nau’in da ake magana a kai ba gavial na gaskiya ba ne, a’a, ɗan kada mai kama da kamanceceniya da wasu bambance-bambance a cikin jiki.