Jaydia

Jaydia is a genus of fishes in the family Apogonidae native to the western Pacific Ocean.

Species
The 18 recognized species in this genus are:
 * Jaydia albomarginatus (H. M. Smith & Radcliffe, 1912)
 * Jaydia argyrogaster (M. C. W. Weber, 1909) (silver-mouth cardinalfish)
 * Jaydia carinatus (G. Cuvier, 1828) (ocellated cardinalfish)
 * Jaydia catalai (Fourmanoir, 1973)
 * Jaydia erythrophthalma Gon, Y. C. Liao & K. T. Shao, 2015
 * Jaydia hungi (Fourmanoir & Do-Thi, 1965)
 * Jaydia lineata (Temminck & Schlegel, 1843) (Indian cardinalfish)
 * Jaydia melanopus (M. C. W. Weber, 1911) (monster cardinalfish)
 * Jaydia novaeguineae (Valenciennes, 1832)
 * Jaydia photogaster (Gon & G. R. Allen, 1998) (silver-belly cardinalfish)
 * Jaydia poecilopterus (G. Cuvier, 1828) (pearly-finned cardinalfish)
 * Jaydia quartus (T. H. Fraser, 2000)
 * Jaydia queketti (Gilchrist, 1903) (spot-fin cardinalfish)
 * Jaydia smithi Kotthaus, 1970 (Smith's cardinalfish)
 * Jaydia striata (H. M. Smith & Radcliffe, 1912)
 * Jaydia striatodes (Gon, 1997)
 * Jaydia tchefouensis (P. W. Fang, 1942)
 * Jaydia truncata (Bleeker, 1855) (flag-fin cardinalfish)
 * Jaydia? quilonica Carolin, Bajpai, Maurya & Schwarzhans, 2022 (otolith based fossil species, Burdigalian)