Tachypompilus

Classification

Phylum: Arthropoda
Subphylum: Hexapoda
Class: Insecta
Order: Hymenoptera
Superfamily: Pompiloidea
Family: Pompilidae
Subfamily: Pompilinae
Tribe: Pompilini
Genus: Tachypompilus

Pronunciation

How to pronounce Tachypompilus: /ˌtækiˈpɒmpɪləs/

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Summary

Tachypompilus is a genus of spider wasps known for their notable predatory behavior on various spider families, particularly Lycosidae. They are characterized by reddish-brown coloration and specific nesting behaviors that contribute to their ecological roles.

Physical Characteristics

Mostly reddish-brown wasp with four narrow dark bands circling the abdomen; violet-blue wings; body length measures 15–25 mm (0.59–0.98 in).

Identification Tips

Identified by wing venation and habit of constructing nests in open habitats, often near rocks or old buildings.

Habitat

Open habitats; often found in areas with dry, powdery soil, near trees or buildings.

Distribution

Found from Canada to the southern United States, Mexico, Central America, South America, and the Caribbean.

Diet

Preys mainly on wandering spiders, especially wolf spiders of the family Lycosidae; also known to feed on nectar from various flowers.

Life Cycle

Females provision nests mainly with Lycosids; generally one generation per year, possibly two in southern regions.

Reproduction

Females build simple nests in soil, dragging prey into the nest, where an egg is deposited on the abdomen of the spider before backfilling the nest.

Ecosystem Role

Predator of wolf spiders, contributing to pest control in their habitats.

Similar Taxa

Misconceptions

The name 'red-tailed spider wasp' may cause confusion, as it is also used for the Asian species Tachypompilus analis.