pterylae
- plural of pteryla.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The feathers of birds are not uniformly distributed over the body, but grow only along certain definite tracts known as pterylae, leaving bare spaces or apteria.
From Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 2 "Fairbanks, Erastus" to "Fens" by Various
These pterylae differ considerably in their conformation in different groups of birds, and hence are of service in systematic ornithology.
From Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 2 "Fairbanks, Erastus" to "Fens" by Various
