Horned Mason Bee vs Macromeris Spider Wasp

Side-by-side species comparison

Attribute Horned Mason Bee Macromeris Spider Wasp
Scientific Name Osmia cornuta Entypus unifasciatus
Order Hymenoptera Hymenoptera
Family Megachilidae Pompilidae
Size 12-15 mm 15-30 mm
Habitat Orchards Deserts & Drylands
Diet Fruit Feeders Predators
Regions Europe, North Africa, Western Asia North America, South America
Conservation Least Concern Least Concern

Horned Mason Bee

A robust spring-flying bee with distinctive horn-like projections on the female's face. It is widely used as a managed pollinator in European fruit orchards.

💡

Did You Know?

It is three times more efficient at pollinating almond flowers than the honeybee.

Macromeris Spider Wasp

A large dark spider wasp with a single white or yellow band on the abdomen. It hunts large wolf spiders and trapdoor spiders across the Americas.

💡

Did You Know?

Its single bright abdominal band makes it one of the most easily identified spider wasps in the field.