Diachus chlorizans
This record describes Diachus chlorizans (species). Recorded family: Chrysomelidae. Recorded order: Coleoptera.
Identification and Appearance

Pronotum impunctate, shining, yellow-orange, strongly convex.
Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Coleoptera (Beetles)
- Suborder
- Polyphaga
- Superfamily
- Chrysomeloidea
- Family
- Chrysomelidae (Leaf Beetles)
- Subfamily
- Cryptocephalinae
- Tribe
- Cryptocephalini
- Genus
- Diachus
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Geographic Range
Roughly: TX-FL-OH-KS
Seasonal Activity
June-July in Alabama based on 40 specimens
Diet and Behavior
Diet: Sumac - Rhus sp. (Anacardiaceae)
About Primitive Winged Insects: the wider group
Order-level background for Coleoptera, the group containing Diachus chlorizans. Species-specific details appear above.
Group overview
Coleoptera is the largest order of insects with over 400,000 described species, representing ~25% of all known animal species and ~40% of all insects. In the U.S. alone, nearly 30,000 beetle species have been identified.
Ecological role of the group
Beetles are prominent decomposers, especially in forests, breaking down dead wood and recycling nutrients. As predators, they reduce populations of pest insects. Many species are also important pollinators of flowering plants.
Economic and practical significance of the group
Beetles have major economic significance: leaf beetles (Chrysomelidae) and weevils (Curculionoidea) are among the most destructive agricultural pests globally, costing billions annually, while predatory species like ladybugs provide natural pest control.
Recorded sources for this group: Britannica, Smithsonian, NCSU Entomology. Imported estimates may describe particular regions or reporting periods.
Photos of Diachus chlorizans (2)
Photo credits: Contributed by Mike Quinn; Additional contributions by Bbarnd
Frequently Asked Questions About Diachus chlorizans
What is Diachus chlorizans?
Diachus chlorizans is a species in the family Chrysomelidae, within the order Coleoptera.
How big is Diachus chlorizans?
Length 1.8-2.1 mm
How do you identify Diachus chlorizans?
Pronotum impunctate, shining, yellow-orange, strongly convex.
Where is Diachus chlorizans found?
Range: Roughly: TX-FL-OH-KS
What does Diachus chlorizans eat?
The diet of the Diachus chlorizans includes Sumac - Rhus sp. (Anacardiaceae).
When is Diachus chlorizans active?
Diachus chlorizans: seasonal activity - June-July in Alabama based on 40 specimens.
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