Taxonomic characterization of five species of emperor fishes (Actinopterygii: Eupercaria: Lethrinidae) based on external morphology, morphometry, and geographic distribution in the northwestern Indian Ocean Author Damadi, Ehsan Department of Biology, Faculty of Science, Shahid Chamran University of Ahvaz, Ahvaz, Iran Author Yazdani Moghaddam, Faezeh 0000-0001-8202-5559 Department of Biology, Faculty of Science, Ferdowsi University of Mashhad, Mashhad, Iran Author Ghanbarifardi, Mehdi 0000-0002-1825-2551 Zoological Innovations Research Department, Institute of Applied Zoology, Faculty of Science, Ferdowsi University of Mashhad, Mashhad, Iran text Acta Ichthyologica et Piscatoria 2024 2024-05-20 54 115 124 journal article 296565 10.3897/aiep.54.118586 ab18a416-1ce0-4ac5-aade-ddb79cafb13e F9DB584A-42CC-41BC-8705-DA0F9DD973CB Lethrinus lentjan ( Lacepède, 1802 ) English common name: pink ear emperor Fig. 2 C Bodianus lentjan Lacepède, 1802 . — Lacepède (1802) : 281 , 293; Holotype (unique): MNHN A- 7847; No locality stated (probably eastern Indian Ocean, Indonesia Java ). Material examined. ZMFUM - LE- 1-10 , 10 specimens (Suppl. material 1 ), August 2022 to July 2023 , depth 5– 30 m. Description. Dorsal-fin rays X, 9; anal-fin rays III, 8; pectoral-fin rays 13; tubed lateral-line scales 46–47; 5.5 transverse scale rows above lateral line; 15–16 transverse scale rows below lateral line; 14–15 lower series of scale around caudal-peduncle; high-bodied forms; some scales on inside of pectoral fin base; molariform teeth; cheek white and without scales; body gray; pectoral and caudal fins red; inner part of pectoral fin red; posterior edge of opercular membrane red.