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Genus Megischus

Steph - Megischus bicolor - female very small stephanid - Megischus texanus - male Megischus bicolor stephanid - Megischus bicolor - female Megischus bicolor? - Megischus bicolor - female Megischus bicolor  - Megischus bicolor - female wasp - Megischus texanus - female Megischus bicolor - Crown-of-thorns Wasp? - Megischus bicolor - male
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon ("Parasitica" - Parasitoid Wasps)
Superfamily Stephanoidea
Family Stephanidae (Crown Wasps)
Genus Megischus
Synonyms and other taxonomic changes
Megischus Brulle, 1846
Explanation of Names
From Greek meg large, plus ischi hip, or hip joint (1).
7 spp. described in our area,(2)
1. Megischus annectens: CA
2. Megischus arizonicus: se. AZ
3. Megischus bicolor: widespread eastern to TX and se. AZ
4. Megischus brevicaudatus: AZ, TX
5. Megischus brunneus: s. FL
6. Megischus californicus: CA
7. Megischus texanus: AZ, CA, sw. OK, TX
Southwestern, southern, and eastern US. Most speciose from California to Texas.(2)

Only two of the stephanid species are found in eastern North America:(3):
Megischus brunneus from southern Florida, which has an entirely black ovipositor sheath
Megischus bicolor from New England to southern Florida, which has a white band at the tip of the ovipositor sheath
Print References
Borror, entries for meg, ischi (1)
Internet References
Reclassification of the North American Stephanidae (web archive) - a web page by Alexandre Pires Aguiar prior to the formal description of M. annectens and M. brevicaudatus
Works Cited
1.Dictionary of Word Roots and Combining Forms
Donald J. Borror. 1960. Mayfield Publishing Company.
2.Stephanidae (Hymenoptera) of America North of Mexico
A.P. Aguiar and N.F. Johnson. 2003. Proceedings of the Entomological Society of Washington 105(2):467-483.
3.Catalog of Hymenoptera in America North of Mexico
Karl V. Krombein, Paul D. Hurd, Jr., David R. Smith, and B. D. Burks. 1979. Smithsonian Institution Press.