FAQs About the word periostracum

外套膜

A chitinous membrane covering the exterior of many shells; -- called also epidermis.

No synonyms found.

No antonyms found.

periostraca => 殻, periostitis => 骨膜炎, periosteum => 骨膜, periosteal => 骨膜, perioplic => 周皮的,