Facial bristles: Diptera; a series on either side of the middle portion of the face, above the vibrissae, along the facialia.
"Explanation of Terms Used in Entomology" by John. B. Smith
VIBRISSAE, represented by long hairs in the eyebrows, i.
"The Descent of Man and Selection in Relation to Sex" by Charles Darwin
The vibrissae are approximately 2 mm.
"Aspects of Reproduction and Development in the Prairie Vole (Microtus ochrogaster)" by Henry S. Fitch
At birth, juveniles are pink, without pelage except for the mystacial vibrissae and a few hairs about the eye.
"Speciation and Evolution of the Pygmy Mice, Genus Baiomys" by Robert L. Packard
Newborn young are pink and hairless except for microscopic vibrissae.
"North American Jumping Mice (Genus Zapus)" by Philip H. Krutzsch