Motuweta riparia, the Raukà «mara tusked wÃÂtÃÂ, is a species of large flightless insect in the family Anostostomatidae. The species, like the related Mercury Islands tusked wÃÂtàhas tusks which is used as a weapon. They are found near small shaded streams near the Raukà «mara region, usually under rocks in their digged out chamber. The species is found in the Gisborne and à Âpà Âtiki Districts.