Insect
Brown-banded Cockroach
Supella longipalpaAlso known as Brown-banded Roach
Brown-banded cockroaches are small, warmth-loving domestic pests known for thriving in drier, elevated indoor spaces like crown moldings, high cabinets, and electronic housings. Unlike species tied to damp plumbing, they scatter throughout living areas and bedrooms, gluing purse-shaped egg cases beneath furniture shelves and behind wall frames. Agile runners, the slender males readily take flight when startled, while the broader females remain flightless and deposit clutches every few weeks.
NocturnalHousehold PestIndoor
—observations
—countries
—peak records
Not EvaluatedConservation statusIUCN Red List categoriesLCNTVUENCREWEXNot Evaluated — not placed on the risk ladderRed List categories, explained →
Diet & preyPantry Flour, Starch and Book Glue, Food Crumbs
Predators
- House Centipede
- Blue Ensign Wasp
- Cobweb Spider
ThreatsPest eradication efforts, sanitation practices, and desiccating environments
HabitatsWarm, dry indoor environments, upper cupboards, electronics, and behind wall decor
Life span5 to 11 months
Classification
- OrderBlattodea
- FamilyEctobiidae
- GenusSupella
- SpeciesSupella longipalpa
Range data is not available yet.
Interaction riskModerate
- Low
- Moderate
- High
- Very high
- Why interaction risk is moderate
- Mechanically transports gastrointestinal bacteria and indoor allergens across food prep surfaces; avoid direct contact.
- Why it is dangerous
- Carries food-borne bacterial pathogens like Salmonella on its legs and produces shed exoskeletons that trigger asthma and indoor allergies.
- How to recognize a risky encounter
- Look for a small, tan body with two prominent pale bands crossing the wings or back, often found high on walls or inside warm appliances.
- What to do
- Do not touch live roaches or uncleaned egg capsules with bare hands; clean contaminated surfaces with household disinfectant.
Responsible observation
- Inspection: Check elevated shelves, electronics, and behind picture frames rather than low floor drains.
- Control: Seal dry food items in airtight plastic or glass containers to eliminate accessible food sources.
- Sanitation: Vacuum up dropped egg cases and shed molts to reduce airborne household allergens.
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