| Family | Scientific Name | Author | Year | Common Name |
| Paralepididae | Sudis hyalina | Rafinesque | 1810 | Glassy Pikesmelt |
All Sudis Species: Pectoral fins elongate, longest fin ray distinctly longer than anal-fin base. Large mandibular teeth fixed and with serrate edges (FAO 2020).
Sudis hyalina
Unique Characteristics: Lateral-line sections pierced by 4-7 pores above and below midline of scale. Distance from tip of snout to pelvic-fin origin 62.2-63.8% Standard Length and to anal-fin origin 80.3-82.4% Standard Length. Vertebrae 59-60 (FAO 2020).
Similar Species:
Sudis atrox, Fierce Pikesmelt
Fierce Pikesmelt, Sudis atrox. Lateral-line sections pierced by 3 pores above and below midline of scale. Distance from tip of snout to pelvic-fin origin 58.1% Standard Length and to anal-fin origin 76.9% Standard Length. Vertebrae 53-54 (FAO 2020).
Reference:
(FAO 2020) Sutton, T.T., P.A. Hulley, R. Wienerroither, D. Zaera-Perez, and J.R. Paxton. 2020. Identification guide to the mesopelagic fishes of the central and south east Atlantic Ocean. FAO Species Identification Guide for Fishery Purposes. Rome, FAO. 2020. https://doi.org/10.4060/cb0365en.