Updated 15 April 2024
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Nanobagrus Mo 1991 nā́nos (νᾶνος), dwarf or small, referring to size (up to 45 mm SL); bagrus, a bagrid catfish (originally placed in Bagridae)

Nanobagrus armatus (Vaillant 1902) Latin for armed with a weapon, referring to strong serrations on posterior edge of pectoral spines

Nanobagrus fuscus (Popta 1904) Latin for dark or dusky, referring to its brown, sometimes dark-brown, coloration, on body and fins

Nanobagrus immaculatus Ng 2008 im-, from in (L.), not; maculatus (L.), spotted, referring to its uniform dark coloration

Nanobagrus lemniscatus Ng 2010 Latin for adorned with ribbons, referring to broad cream bands that frequently encircle body

Nanobagrus nebulosus Ng & Tan 1999 Latin for cloudy, referring to cream-colored patches on body

Nanobagrus stellatus Tan & Ng 2000 Latin for studded with stars, referring to pattern of cream-colored spots on body

Nanobagrus torquatus Thomson, López, Hadiaty & Page 2008 Latin for collared or adorned with a necklace, referring to distinct band around body immediately posterior to head

Rita Bleeker 1853 tautonymous with Pimelodus rita Hamilton 1822, local Bengali name for this species in India

Rita bakalu Lal, Dwivedi & Singh 2017 vernacular name for this catfish in Telangana and Andhra Pradesh states of Peninsular India, where it occurs

Rita chrysea Day 1877 from chryseús (Gr. χρυσεύς), golden-yellow, presumably referring to its “yellowish” coloration

Rita gogra (Sykes 1839) from gograh, Marathi vernacular for this species in India, which, as Sykes explained in 1841, he adopted “so that naturalists who travel the country can always obtain” the species

Rita kuturnee (Sykes 1839) Marathi vernacular for this species in India, which, as Sykes explained in 1841, he adopted “so that naturalists who travel the country can always obtain” the species

Rita macracanthus Ng 2004 macro-, from makrós (Gr. μακρός), long or large; acanthus (L.), from ákantha (Gr. ἄκανθα), thorn, referring to its relatively long dorsal- and pectoral-fin spines

Rita rita (Hamilton 1822) local Bengali name for this species in India

Rita sacerdotum Anderson 1879 genitive plural of sacerdos (L.), priests; along the Irawaddy River of Myanmar, “this fish is considered very sacred and is under royal protection, a mandate of the sovereign existing which makes the death of one of these fish by hook or by net a very serious offence, and fishing for 3 miles above and below the little island of Thingadaw is prohibited. The fish are daily fed by the priests who reside on the small rocky islet and also by passing devotees.”