Brachiacantha tau
LeConte, 1859
t-marked larkspur lady beetle, T-marked Spurleg
Brachiacantha tau is a small lady beetle (Coccinellidae) measuring approximately 2–3 mm in length. are oval and shiny. The is notable for its larval : larvae feed on scale insects within colonies, making them rarely observed. Adults are sometimes found on flowers or hunting in foliage. The specific epithet "tau" refers to a T-shaped marking on the species.

Pronunciation
How to pronounce Brachiacantha tau: //ˌbrækiəˈkænθə taʊ//
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Images
Distribution
Recorded from Kansas, Arizona, Colorado, Idaho, Montana, New Mexico, Texas, and Utah in the United States. New Neotropical localities have been added based on recent taxonomic revision.
Diet
Larvae feed on scale insects within colonies. feeding habits are not specifically documented for this .
Behavior
Larvae inhabit colonies where they feed on scale insects, an unusual ecological association among lady beetles. are sometimes observed on flowers or hunting within foliage.
Sources and further reading
- BugGuide
- Wikipedia
- GBIF taxonomy match
- iNaturalist taxon
- Honoring Joseph Tauzer: The Multitasker | Bug Squad
- CDFA to Host Fruit Fly Workshop, Free to Participants | Bug Squad
- Bee-ing There: A Buzzworthy Event | Bug Squad
- Taum Sauk Mountain – Missouri’s High Point | Beetles In The Bush
- Bug Eric: What the Insects Have Taught Me
- Is This Non-Native Mason Bee an Invasive Species?
- Contribution to the knowledge of the dentipes group of the genus Brachiacantha (Coleoptera: Coccinellidae)