Epeolus barberiellus
Cockerell, 1907
Barber's Cellophane-cuckoo Bee
Epeolus barberiellus is a of in the , first described by Cockerell in 1907. As a member of the Epeolus, it is a that lays its in the nests of , primarily species in the genus Colletes (cellophane bees). The species is known from North America, though specific details about its distribution, abundance, and ecological relationships remain poorly documented compared to better-studied .
Pronunciation
How to pronounce Epeolus barberiellus: /ɛˈpiːələs bɑːrˈbɛriˌɛləs/
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Identification
Epeolus barberiellus can be distinguished from other Epeolus by the pattern of short, often brightly colored hairs (black, , red, and ) that form distinctive markings on the body. Like other , it lacks the dense, branched hairs typical of pollen- , giving it a more -like appearance. Males possess elongated mouthparts () for accessing nectar. Accurate identification to species level typically requires examination of microscopic morphological features, particularly of the male and female scutellar punctation patterns.
Images
Habitat
The is associated with where its (Colletes species) occur. These habitats typically include open areas with suitable nesting substrates such as sandy or loose soils where Colletes construct their underground nests lined with cellophane-like secretions.
Distribution
North America. Specific locality records are sparse in the provided sources.
Host Associations
- Colletes - nest ()Lays in nests of Colletes ; kill egg or larva and consume stored pollen provisions
Ecological Role
As a cleptoparasitic , Epeolus barberiellus functions as a natural regulator of its bees. By parasitizing Colletes nests, it influences host and may affect services provided by its hosts, though the magnitude of this impact is unknown for this .
Similar Taxa
- Epeolus attenboroughiBoth are North Epeolus with similar cleptoparasitic biology and general body plan; distinguished by specific hair pattern arrangements and genitalic
- Epeolus minimusOverlapping distribution and use; E. barberiellus typically larger with different abdominal banding patterns
- Nomada speciesSimilar appearance and , but Nomada parasitize different groups (primarily Andrena) and typically have more elongated bodies with different
More Details
Taxonomic context
Epeolus barberiellus is one of approximately 43 recognized Epeolus in North America. The Epeolus is part of the tribe Epeolini within the , a diverse group of . The specific epithet 'barberiellus' likely honors an individual named Barber, though the exact etymology is not documented in the provided sources.
Conservation status
No formal assessment is available for this . Like many rare cleptoparasitic , it is likely underdetected due to its small size (typical Epeolus range 5.5–10.0 mm), rarity relative to , and lack of distinctive pollen- that would make it conspicuous to casual observers.