Dufourea mulleri

(Cockerell, 1898)

Phacelia Shortface

Dufourea mulleri is a small sweat bee in the Halictidae, commonly known as the Phacelia Shortface. It is a with a documented association with plants in the Phacelia. The occurs in North America and is one of the more frequently observed members of its genus.

Dufourea mulleri by (c) Trevor Van Loon, some rights reserved (CC BY), uploaded by Trevor Van Loon. Used under a CC-BY license.

Pronunciation

How to pronounce Dufourea mulleri: /dʊˈfʊəriə ˈmʌləri/

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Identification

Belongs to the Dufourea, characterized by a short () relative to other halictid bees. Specific diagnostic features for D. mulleri are not well documented in available sources. Separation from other Dufourea requires examination of subtle morphological characters, likely including male genitalia and female scopal hairs.

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Distribution

North America

Host Associations

  • Phacelia - 'Phacelia Shortface' indicates documented association with this plant

Ecological Role

, with apparent specialization on Phacelia plants

Similar Taxa

  • Other Dufourea species members share short facial structure; -level identification requires detailed morphological examination

More Details

Common name origin

The 'Phacelia Shortface' combines the plant Phacelia (indicating association) with 'Shortface' (referring to the shortened characteristic of the genus Dufourea)

Observation frequency

188 iNaturalist observations suggest this is among the more commonly encountered Dufourea , though this may reflect observer effort or range overlap with populated areas rather than true abundance

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Sources and further reading