family contains only a single living species, Syntexis libocedrii
mountains of c. CA to s. BC, but is very rarely seen, except by firefighters.
has the remarkable behavior of ovipositing only in recently burnt incense-cedar (Calocedrus), red cedar (Thuja) or juniper (Juniperus); the wood is often still smoldering when the wasp is laying its eggs, and the larvae develop in the wood.
the family has an extensive Mesozoic fossil record
Schiff, N.M. (December 2000). "Insects associated with forest fires in Northern California and Oregon". Entomological Society of America meeting. Montreal.