Updated 20 Feb. 2025
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Ateleopus Temminck & Schlegel 1846 atelḗs (Gr. ἀτελής), incomplete or imperfect; poús (Gr. πούς), foot (homologous to the ventral fins), referring to reduced ventral fin on adults, composed of a single elongate filament composed internally of two rays (young specimens have up to 10 rays)

Ateleopus edentatus Kaga 2016 e– (L. prefix), without; dentatus (L.), toothed, i.e., toothless, referring to absence of teeth in upper jaws

Ateleopus japonicus Bleeker 1853 –icus (L.), belonging to: Japan, referring to type locality off Nagasaki Prefecture

Guentherus Osório 1917 –us (L.) adjectival suffix: name not identified but almost certainly in honor of German-born British ichthyologist-herpetologist Albert Günther (1830–1914), British Museum (Natural History), whose works are cited many times by Osório

Guentherus altivela Osório 1917 etymology not explained, possibly from altus (L.), high and velum (L.), sail, referring to its high dorsal fin (a character not mentioned in description)

Guentherus katoi Senou, Kuwayama & Hirate 2008 in honor of Tatsuya Kato, a Japanese fisherman, who collected holotype

Ijimaia Sauter 1905 –ia (L. suffix), belonging to: zoologist Isao ljima (also spelled Iijima, 1861–1921), Science College, Imperial University of Tokyo an “assiduous explorer” of the Sagami Sea, where type species, I. dofleini, occurs

Ijimaia antillarum Howell Rivero 1935 –arum, commemorative suffix (L.), plural: of the Antilles, referring to type locality several miles east of Havana, Cuba

Ijimaia dofleini Sauter 1905 in honor of German zoologist Franz Doflein (1873–1924), University of Munich, who led Sauter to the study of marine life, as a token of his thankfulness

Ijimaia fowleri Howell Rivero 1935 in honor of American ichthyologist Henry Weed Fowler (1878–1965), Academy of Natural Sciences of Philadelphia, for his “critical advice and help in the development” of Howell Rivero’s work

Ijimaia loppei Roule 1922 in honor of French physician Etienne Loppé (1883–1954), Chief Curator, Lafaille Museum of Natural History (La Rochelle, France), who donated two specimens for Roule to study

Ijimaia plicatellus (Gilbert 1905) diminutive of plica (L.), a fold or ridge of tissue, referring to “finely plicate” upper and lower lips as in the sucker family Catostomidae (Cypriniformes)

Parateleopus Smith & Radcliffe 1912 pará (Gr. παρά), near, similar to Ateleopus but differing in the greatly reduced size of dorsal fin (which consists of only three short rays) and in the much smaller size of the mouth

Parateleopus indicus (Alcock 1891) –icus (L.), belonging to: Indian Ocean, where it is endemic

Parateleopus microstomus Smith & Radcliffe 1912 small-mouthed, from mikrós (Gr. μικρός), small, and stóma (Gr. στόμα), mouth, referring to much smaller mouth compared with Ateleopus