Listrus Explained

Listrus is a genus of soft-winged flower beetles in the tribe Listrini.^{[1] [2]} These beetles are pollinators and often found in flowers during spring and summer.^[3]

Description

Adult Listrus are around 3 mm in body length. They are cylindrical, often gray, and sometimes have a pattern of spots on their elytra.

Taxonomy

Listrus includes the following species:

• Listrus gentry
• Listrus cephalicus
• Listrus canescens
• Listrus caseyi
• Listrus balteellus
• Listrus glabratus (Hatch, 1962)^[4]
• Listrus medicatus (Blaisdell, 1927)
• Listrus robustus (Blaisdell, 1937)
• Listrus amplicollis
• Listrus bifasciatus
• Listrus angulatus
• Listrus anacapensis
• Listrus quadricollis (Hatch, 1962)
• Listrus annulatus
• Listrus plenus (Casey, 1895)
• Listrus senilis (LeConte, 1852)
• Listrus confusus (Casey, 1895)
• Listrus interruptus
• Listrus olympianus (Blaisdell, 1921)
• Listrus provincialis (Blaisdell, 1921)
• Listrus lanei^[5]

Notes and References

1. Bouchard . Patrice . Bousquet . Yves . Davies . Anthony . Alonso-Zarazaga . Miguel . Alonso-Zarazaga . Miguel . Lawrence . John . Lyal . Christopher . Newton . Alfred . Reid . Chris . Schmitt . Michael . Slipinski . Adam . Smith . Andrew . 2011-04-04 . Family-Group Names In Coleoptera (Insecta) . ZooKeys . en . 88 . 1–972 . 10.3897/zookeys.88.807 . 1313-2970 . 3088472 . 21594053 . free .
2. Web site: Genus Listrus . March 27, 2023 . iNaturalist . en-US.
3. Book: Will . Kip . Field Guide to California Insects . Gross . Joyce . Rubinoff . Daniel . Powell . Jerry A. . . 2020 . 9780520288744 . Oakland, California . 236.
4. Checklist of Beetles (Coleoptera) of Canada and Alaska. Second Edition. . 2023-03-28 . data.canadensys.net . 10.5886/998dbs2a.
5. International Barcode of Life project (iBOL) Barcode Index Numbers (BINs) . International Barcode of Life Project (IBOL) . 2023 . 10.15468/wvfqoi . March 28, 2023 . GBIF.org . Rdmpage .