The Collaborative International Dictionary
Serratirostral
Serratirostral \Ser*ra`ti*ros"tral\, a. [Serrate + rostral.] (Zo["o]l.) Having a toothed bill, like that of a toucan.
Wiktionary
serratirostral
a. (context zoology English) Having a toothed bill, like that of a toucan.