🐝 Ants, Bees & Wasps

Four-toothed Mason Wasp

Monobia quadridens

About Four-toothed Mason Wasp

A solitary black and white mason wasp that nests in hollow stems and old carpenter bee tunnels. It provisions cells with paralyzed moth caterpillars.

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Did You Know?

It divides its nest tunnel into multiple cells using mud partitions, each containing one egg.

How to Identify Four-toothed Mason Wasp

Four-toothed Mason Wasp (Monobia quadridens) belongs to the order Hymenoptera, family Vespidae. Adults typically measure 16-19 mm.

Four-toothed Mason Wasp Habitat

Four-toothed Mason Wasp is found in woodlands habitats, particularly across Eastern North America. This species has adapted to thrive in its preferred environment, where it can find suitable food sources and shelter.

Four-toothed Mason Wasp Diet and Feeding

Four-toothed Mason Wasp feeds primarily on nectar from flowers. In doing so, it acts as an important pollinator, transferring pollen between plants and contributing to plant reproduction and biodiversity.

Where Is Four-toothed Mason Wasp Found?

Four-toothed Mason Wasp can be found in Eastern North America, where it inhabits woodlands environments. Its distribution is influenced by climate, food availability, and habitat suitability.

Distribution Map

Where Four-toothed Mason Wasp can be found

Is Four-toothed Mason Wasp Dangerous?

Four-toothed Mason Wasp belongs to the order Hymenoptera, which includes many stinging insects. While not typically aggressive, it may sting if threatened or handled. Stings can cause pain and swelling, and in rare cases may trigger allergic reactions in sensitive individuals.

Four-toothed Mason Wasp Role in Nature

Four-toothed Mason Wasp plays an important role as a pollinator. By visiting flowers to feed on nectar or pollen, it transfers pollen between plants, aiding in reproduction and helping to maintain plant diversity. Pollinators are essential for the production of many fruits, vegetables, and wildflowers.

Seasonal Activity

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Peak activity Moderate Low / dormant

Frequently Asked Questions About Four-toothed Mason Wasp

What does Four-toothed Mason Wasp look like?

The Four-toothed Mason Wasp typically measures 16-19 mm.

Where is Four-toothed Mason Wasp found?

The Four-toothed Mason Wasp is found in Eastern North America and typically inhabits woodlands environments.

What does Four-toothed Mason Wasp eat?

The Four-toothed Mason Wasp feeds primarily on nectar from flowers.

Is Four-toothed Mason Wasp dangerous to humans?

The Four-toothed Mason Wasp belongs to the order Hymenoptera, which includes stinging insects. While not typically aggressive, it may sting if threatened or handled.

What is an interesting fact about Four-toothed Mason Wasp?

It divides its nest tunnel into multiple cells using mud partitions, each containing one egg.

Cite This Page

APA:
InsectDiscover. (2026). Four-toothed Mason Wasp (Monobia quadridens). Retrieved from https://insectdiscover.com/insect/four-toothed-mason-wasp

MLA:
"Four-toothed Mason Wasp." InsectDiscover, https://insectdiscover.com/insect/four-toothed-mason-wasp.