subopercular meaning in Hindi

Regarding the number of scales along the lateral like, there are four to nine subopercular scales, six to nine on the cheek, usually.
It is the sole species in the family "'Centrophrynidae "', distinguished from other deep-sea anglerfishes by various characters including four pectoral radials, an anterior spine on the subopercular bone, and a short hyoid ( chin ) barbel in both sexes.