Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Family Anaxyelidae - Incense Cedar Wood Wasps

Syntexis libocedrii pinned female - Syntexis libocedrii - female Syntexis libocedrii pinned female - Syntexis libocedrii - female Syntexis libocedrii pinned male - Syntexis libocedrii - male Syntexis libocedrii pinned male - Syntexis libocedrii - male
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon ("Symphyta" - Sawflies, Horntails, and Wood Wasps)
Family Anaxyelidae (Incense Cedar Wood Wasps)
Other Common Names
cedar wood wasp
Numbers
family contains only a single living species, Syntexis libocedrii
Identification
Range
w. NA (so.BC-CA)
Habitat
mountains of c. CA to s. BC, but is very rarely seen, except by firefighters.
Life Cycle
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.
Remarks
the family has an extensive Mesozoic fossil record
Print References
Schiff, N.M. (December 2000). "Insects associated with forest fires in Northern California and Oregon". Entomological Society of America meeting. Montreal.