In the meantime the clatter increased and changed into a thunder of hoof-beats until finally there emerged out of the darkness glittering eyes, dilated nostrils, and wind-tossed manes.
"In Desert and Wilderness"
Henryk Sienkiewicz
His nostrils dilated, a slow painful flush deepened the pallor of his face, and his lips tightened in a smile of self-contempt.
"The Locusts' Years"
Mary Helen Fee
She did not notice it; her parted lips eagerly inhaled the freshening breeze, her delicate nostrils dilated, and the blood flowed more rapidly through her blue veins.
"The Dead Lake and Other Tales"
Paul Heyse