immaculatus, Rhynchobatus Last [P. R.], Ho [H.-C.] & Chen [R.-R.] 2013:189, Figs. 2-7 [Zootaxa 3752 (no. 1); ref. 33039] Keelung fish market, Taiwan. Holotype: NMMBP 16274. Paratypes: CSIRO H 7418 (1); NMMBP 16135 (1), 16275 (1). Plus non-type specimens. •Valid as Rhynchobatus immaculatus Last, Ho & Chen 2013 -- (Ebert et al. 2013:348 [ref. 33045], Weigmann 2016:82 [ref. 34211], Last et al. 2016:472 [ref. 34473], Last et al. 2016:233 [ref. 34563], Last et al. 2016:71 [ref. 34992], Koeda et al. 2020:234 [ref. 37788]). Current status: Valid as Rhynchobatus immaculatus Last, Ho & Chen 2013. Rhinidae. Distribution: Taiwan. Habitat: marine.