Holcomycteronus squamosus (Roule 1916)

Mincarone, Michael M., Nielsen, Jørgen G., Costa, Paulo A. S. & Rv, Rv, 2008, Deep-sea ophidiiform fishes collected on the Brazilian continental slope, between 11 ° and 23 ° S, Zootaxa 1770 (1), pp. 41-64 : 51

Holcomycteronus squamosus (Roule 1916)

( Fig. 3J )

Material examined. MOVI 38682 (1, 285 mm SL), AG1-2.

Diagnosis. Number of dorsal fin-rays 107–119, anal fin-rays 86–93, pectoral fin-rays 20 and vertebrae 70–73; paired basibranchial tooth patches do not overlap median tooth patches; otolith almost circular.

Distribution. Atlantic Ocean ( Nielsen et al. 1999), at depths from 1981 to 5005 m.

Remarks. First record in Brazilian waters. Collected from a single station off Rio de Janeiro, at 1122– 1147 m depth.

Figures

FIGURE 3. Ophidiiform fishes collected off eastern Brazil during Thalassa and Astro Garoupa expeditions (asterisks indicate photo of preserved specimens): A. Echiodon cryomargarites*; B. Snyderidia canina; C. Acanthonus armatus; D. Barathrites parri; E. Barathrodemus manatinus; F. Bassogigas gilli; G. Bassozetus robustus; H. Dicrolene kanazawai; I. Eretmichthys pinnatus*; J. Holcomycteronus squamosus; K. Luciobrotula sp.*; L. Lamprogrammus brunswigi; M. Monomitopus agassizii*; N. Neobythites monocellatus*; O. Neobythites ocellatus*; P. Neobythites sp.*; Q.Penopus microphthalmus; R. Porogadus catena*; S. Porogadus miles; T. Xyelacyba myersi; U. Cataetyx messieri*; V. Diplacanthopoma brachysoma*.