Synonyms and other taxonomic changes
10 spp. in our area, 63 spp. total(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)
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
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
Barcode of Life Database (BOLD)
- Genus page for Myzinum
specimens identified by DNA analysis.