pygidium /pī-gidˈi-əm or pī-jidˈi-əm/ (zoology)

1. In insects, the tergum of the last abdominal somite
2. The tail-shield of a trilobite

pygidˈial adjective

• upper-bracket
• upper-case
• upper chamber
• up-perched
• upper class
• upper-class
• upper classes
• upper crust
• upper-crust
• upper crusts
• uppercut
• uppercuts
• upper hand
• upper house
• upper houses
• vermal
• vermeil
• vermeiled
• vermeiling
• vermeille
• vermeils
• vermell
• vermes
• vermi-
• vermian