The Collaborative International Dictionary
Pessulus
Pessulus \Pes"su*lus\, n.; pl. Pessuli. [L., a bolt.] (Anat.) A delicate bar of cartilage connecting the dorsal and ventral extremities of the first pair of bronchial cartilages in the syrinx of birds.
Wiktionary
pessulus
n. (context anatomy English) A delicate bar of cartilage connecting the dorsal and ventral extremities of the first pair of bronchial cartilages in the syrinx of birds.
Wikipedia
Pessulus
The pessulus is a delicate bar of cartilage connecting the dorsal and ventral extremities of the first pair of bronchial cartilages in the syrinx of birds.
Category:Bird anatomy