| 释义 |
pro·to·sto·mia
\ˌ ̷ ̷ ̷ ̷ˈstōmēə\ noun plural
Usage: capitalized
Etymology: New Latin, from prot- + -stomia
: animals in which the definitive mouth develops directly from the blastopore (as most worms, bryozoans, brachiopods, mollusks, and arthropods) — compare deuterostomia |