FIG. 7. X in A New Cryptic Species of Polymixia (Teleostei, Acanthomorpha, Polymixiiformes, Polymixiidae) Revealed by Molecules and Morphology

FIG. 7. X-radiographs of supraneurals and proximal dorsal radials in several species of Polymixia. (A–C, F) Polymixia nobilis. (A) FMNH 142335, 243 mm SL, Madeira. (B) FMNH 142336, 266 mm SL, Madeira. (C) FMNH 142337, 175 mm SL, Madeira. (F) ANSP 124292, 290 mm SL, Bermuda. (D) Polymixia hollisterae, new species, holotype, BAMZ 1997-159-006, 173 mm SL, Bermuda. (E) Polymixia hollisterae, new species, paratype, FMNH 145004, 185 mm SL, Bermuda. (G–I) Polymixia lowei. (G) BAMZ 1989-047-003, 210 mm SL, Bermuda. (H) BAMZ 1989-047-006, 226 mm SL, Bermuda. (I) USNM RAD 2126927. (J–L) Polymixia japonica, Sea of Japan. (J) FMNH 63860-1, 153 mm SL. (K) FMNH 63860-2, 144 mm SL. (L) FMNH 63860-3, 146 mm SL. Abbreviations: dr, dorsal-fin proximal radials (numbered); ds, dorsal-fin spines (numbered); dsr, dorsal-fin soft rays (numbered); ns, neural spines (numbered); sn, supraneurals (numbered).