operculum

opercular Pertaining to the operculum; gill cover. Often used for the opercle.

鳃盖的属于鳃盖的；鳃盖；时常使用鳃盖。

Under scanning electron microscopy, a polyhedral and scale-like endocyst was covered with thick ectocyst and an ostiole was veiled with operculum at the junction of ectocyst and endocyst.

在扫描式电子显微镜看到，外囊和内囊间的骨状突起相连处，而且见到厚具皱折的囊体。

operculum Bony gill cover; comprised of four bones: opercle, preopercle, interopercle and subopercle.

鳃盖鳃盖骨；包含四个硬骨；鳃盖骨、前鳃盖骨，间鳃盖骨与鳃盖骨。

interopercle One of the bones comprising the operculum; bordered antero-dorsally by the preopercle and postero-dorsally by the opercle and subopercle.

中鳃盖组成鳃盖的硬骨之一；毗邻背部前方藉由前鳃盖骨与后背面藉由鳃盖与子鳃盖。