Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Upcoming Events

BugGuide is a National Moth Week Partner. How to add your National Moth Week 2021 photos. July 17-25.

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

National Moth Week 2020 photos of insects and people.

Photos of insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Previous events


Genus Myzinum

Tiphiid - Myzinum quinquecinctum - female wasp with a long abdomen - Myzinum quinquecinctum - male id - Myzinum quinquecinctum - male Wasp on Flower, Pocahontas County - Myzinum quinquecinctum - female Wasp/Hornet - Myzinum quinquecinctum - male thynnid wasp - Myzinum obscurum - female Myzinum? - Myzinum maculatum - female wasp at MV light - Myzinum - male
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon (Aculeata - Ants, Bees and Stinging Wasps)
Superfamily Thynnoidea
Family Thynnidae (Thynnid Wasps)
Subfamily Myzininae
Genus Myzinum
Synonyms and other taxonomic changes
Myzinum Latreille 1803
Myzine, Myzina
10 spp. in our area, 63 spp. total(1)
7–24 mm(1)
Key to NA spp. in(1)
Males are very slender with long, straight antennae and a prominent curved "pseudostinger" at the tip of the abdomen.
Males will often congregate in groups to rest in the heat of the afternoon and also when sleeping at night.

Females are robust, with short antennae and heavy hind femora. ("thighs")
New World, most diverse in the Neotropics; in our area, e. half of NA + sw. US(1)
Typically meadows, fields, lawns(2)
Jun-Oct in NC
Larvae are parasitoids of white grubs (scarab larvae), especially Phyllophaga(2) and other Scarabaeidae, and to a lesser extent Cicindelinae. Adults take nectar, mostly from Asteraceae and Apiaceae
Life Cycle
Female lays one egg per grub in soil. Larva hatches, penetrates host, first feeding on non-essential tissues, later feeding on essential organs and killng host. Pupae overwinter in soil; adults emerge in early summer. One generation per year.(2) Adult males often congregate on vegetation.
Used in turfgrass pest management
Internet References
Barcode of Life Database (BOLD) - Genus page for Myzinum specimens identified by DNA analysis.