Synopsis of the Grenadier Fishes (Gadiformes; Teleostei) of Taiwan Author Iwamoto, Tomio Section of Ichthyology, California Academy of Sciences, 55 Music Concourse Drive, San Francisco, CA 94118, USA; Author Nakayama, Naohide Laboratory of Marine Biology, Faculty of Science, Kochi University, 2 - 5 - 1 Akebono-cho, Kochi, 780 - 8073, Japan; Author Shao, Kwang-Tsao Research Center for Biodiversity, Academia Sinica No. 128, Sec. 2, Academia Road, Nankang, Taipei 115, Taiwan; Author Table, Hsuan-Ching Ho text Proceedings of the California Academy of Sciences 2015 2015-04-15 62 3 31 126 journal article 299670 10.5281/zenodo.11512126 522b8de7-880d-40ca-803e-aa5a3a05c5f6 0068-547X 11512126 Genus Macrosmia Merrett, Sazonov and Shcherbachev, 1983 Macrosmia Merrett, Sazonov and Shcherbachev, 1983 ( type species Macrosmia phalacra Merrett, Sazonov and Shcherbachev, 1983 , by original designation). DISTINGUISHING FEATURES .— BR 7; V 11–12; pyl. caeca 15–18. Chin barbel present; spinous ray of 1D weakly serrated; anus in small periproct immediately before A; no light organ; V origin anterior to that of P; A origin below hind margin of 1D; head squamation reduced, mostly lacking on snout and underside of head, no scaled ridges on head and snout; teeth in bands in both jaws; olfactory organ massive, posterior nostril about equal to diameter of pupil, 4–5 times in HL. (Adapted from Merrett and Iwamoto 2000:767). REMARKS .— Only the single species known. Relationships obscure, but probably most closely related to Asthenomacrurus or Pseudonezumia . Broad distribution, having been captured in the e. North Atlantic, w. South Atlantic, se. Indian Ocean, and w. Pacific Ocean.