In many cases of excess of parts the extra part or member is manifestly derived from the same ovum, and even the same part of the ovum, being merely the effect of a redundancy and vagary of growth.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
What unaccountable vagary of memory had ever recalled it to him?
"The Desert of Wheat"
Zane Grey
In the previous reaping season I had been left suddenly in the lurch by my Kaffirs, who had silently vanished in the night for other scenes without a word of explanation, or a single regret for the loss they would put me to, and I determined to be prepared in future for such another vagary.
"Tales from the Veld"
Ernest Glanville