Heirs were firstly sons, then daughters, then grandsons per stirpes, then granddaughters per stirpes, then brothers, and then sisters of the decedent.
"Our Legal Heritage, 4th Ed."
S. A. Reilly
These became modified into two stirpes: A, that of the worms; and B, that of the sponges.
"Critiques and Addresses"
Thomas Henry Huxley
I can't crowd out others as desirable as he for the sake of carrying all of his stirpes.
"The Second Deluge"
Garrett P. Serviss