Rophitinae

Shortface bees and allies

Genus Guides

Rophitinae is a of sweat bees (Halictidae) comprising approximately 13 and over 260 described . The group is commonly known as "shortface bees and allies" and is distributed across the Palaearctic region, Africa, and other areas. The subfamily includes the genera Systropha and Xeralictus, among others. Most species are small to medium-sized bees, though detailed biological information remains limited for many .

Sphecodosoma by (c) Catherine C. Galley, some rights reserved (CC BY), uploaded by Catherine C. Galley. Used under a CC-BY license.

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

Dufourea maura by (c) USGS Bee Inventory and Monitoring Lab, some rights reserved (CC BY). Used under a CC-BY license.

Pronunciation

How to pronounce Rophitinae: //rɒˈfɪtɪnaɪ//

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Identification

Rophitinae is distinguished within Halictidae by morphological features of the and mouthparts, though specific diagnostic characters vary by . The "shortface bees" refers to relatively short facial structures in some members. Accurate identification to level requires examination of wing venation, male genitalia, and other microscopic features. The genus Systropha, for example, has been described with modified identification keys for distinguishing sexes.

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Distribution

The has been documented in the Palaearctic region, with zoogeographic analysis based on Emeljanov's subdivision scheme. occur in Kenya and the African mainland, with Systropha macronasuta representing a first mainland African record. The group has over 5,000 iNaturalist observations, indicating broad geographic presence.

Similar Taxa

NomiinaeBoth are of Halictidae and have been analyzed together in zoogeographic distribution studies; they share similar size ranges and general body plans but differ in facial and distribution patterns within the Palaearctic.
HalictinaeThe other major of Halictidae; Rophitinae is distinguished by generally smaller body size in some groups and different facial proportions, though definitive separation requires detailed morphological examination.

More Details

Taxonomic composition

The contains approximately 13 , including Systropha, Xeralictus, and Dufourea (the latter requiring nomenclatural replacement for some ). The genus Systropha includes subgenera such as Austrosystropha.