Wiktionary
quillwork
n. decorative textile embellishment made from porcupine quills by certain Native Americans
Wikipedia
Quillwork
Quillwork is a form of textile embellishment traditionally practiced by Native Americans that employs the quills of porcupines as an aesthetic element. Quills from bird feathers were also occasionally used in quillwork.
Usage examples of "quillwork".
Middle Border Museum and Oscar Howe Art Center, which displays American Indian beadwork and porcupine quillwork.