This ray belongs to the 'uarnacoides' species complex, along with "H. chaophraya", "H. granulata", "H. lobistoma", "H. pastinacoides", and "H. uarnacoides".
"Himantura hortlei" принадлежит к , в который также входят "H. chaophraya", "Himantura granulata", "H. lobistoma", "H. pastinacoides" и "H. uarnacoides".