rhamphotheca

English

Etymology

From Ancient Greek ῥάμφος (rhámphos, “beak”) + [Term?] (“sheath”).

Noun

rhamphotheca (plural rhamphothecae)

1. A thin horny sheath of keratin on the outer surface of a bird's beak

Related terms

• rhinotheca
• gnathotheca
• rhamphothecal