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Family Orussidae - Parasitic Wood Wasps

Wasp ID - Orussus terminalis Wasp ID - Orussus terminalis Small Sawfly? - Orussus occidentalis - male Wood Wasp - Orussus occidentalis Orussus minutus - female Unknown Hymenoptera - Orussus minutus Unknown Hymenoptera - Orussus minutus Orussus minutus - female
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 Orussidae (Parasitic Wood Wasps)
Numbers
7 spp. in 3 genera in our area(1), 85 spp. worldwide(2)
Size
8-14.5 mm(1)
Identification
Front wing with a single submarginal cell; antennae inserted below the eyes, just above the mouth(3)
Food
Larvae are ectoparasitoids of xylobiontic insect larvae, primarily of Buprestidae, but also of Cerambycidae, Xiphydriidae & Siricidae(2)
Remarks
relatively rare
Works Cited
1.American Insects: A Handbook of the Insects of America North of Mexico
Ross H. Arnett. 2000. CRC Press.
2.Discovery of new species confirms Oriental origin of Orussus Latreille (Hymenoptera: Orussidae)
Vilhelmsen L., Blank S.M., Liu Z., Smith D.R. 2014. Insect systematics & evolution 45: 51–91.
3.A Field Guide to Insects
Richard E. White, Donald J. Borror, Roger Tory Peterson. 1998. Houghton Mifflin Co.