blasisaurus is a genus of lambeosaurine hadrosaurid dinosaur from the late cretaceous. it is known from a partial skull and skeleton found in late maastrichtian-age rocks of spain. the type species is "blasisaurus canudoi", described in 2010 by penélope cruzado-caballero, xabier pereda-suberbiola and josé ignacio ruiz-omeñaca, a group of researchers from spain.