megalodontis, Melanocetus Beebe [W.] & Crane [J.] 1947:152, Fig. 1 [Zoologica, Scientific Contributions of the New York Zoological Society v. 31 (pt 4, no. 11); ref. 6539] 145 miles north of Clarion Island, eastern Pacific, 20°36'N, 115°07'W, depth 500 fathoms. Holotype (unique): CAS-SU 46488 [ex NYZS 25791]. Type catalog: Mead 1958:133 [ref. 20648]. •Synonym of Melanocetus johnsonii Günther 1864 -- (Bertelsen 1990:492 [ref. 15654] as johnsoni, Pietsch 2009:362 [ref. 30766]). Current status: Synonym of Melanocetus johnsonii Günther 1864. Melanocetidae. Habitat: marine.