Grammoptera militaris
This record describes Grammoptera militaris (species). Recorded family: Cerambycidae. Recorded order: Coleoptera.
Identification and Appearance

Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Coleoptera (Beetles)
- Suborder
- Polyphaga
- Superfamily
- Chrysomeloidea
- Family
- Cerambycidae (Longhorn Beetles)
- Subfamily
- Lepturinae
- Tribe
- Lepturini
- Genus
- Grammoptera
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Geographic Range
c.CA‒Baja
Seasonal Activity
Apr‒Jun ; March (BG data)
Diet and Behavior
Diet: Recorded larval hosts: Juglans, Umbellularia, Acer, Quercus ; adults visit flowers of Heracleum, Ceanothus, Mimulus, Aesculus, Rhus, Amaranthus
Additional species information
Species notes from the sources
Etymology: Grammoptera militaris (Chevrolat 1855)
About Primitive Winged Insects: the wider group
Order-level background for Coleoptera, the group containing Grammoptera militaris. 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 Grammoptera militaris (5)
Photo credits: Contributed by v belov; Additional contributions by Aaron Schusteff
Frequently Asked Questions About Grammoptera militaris
How big is Grammoptera militaris?
4‒6 mm
Where is Grammoptera militaris found?
Range: c.CA‒Baja
What does Grammoptera militaris eat?
The diet of the Grammoptera militaris includes Recorded larval hosts: Juglans, Umbellularia, Acer, Quercus ; adults visit flowers of Heracleum, Ceanothus, Mimulus, Aesculus, Rhus, Amaranthus.
When is Grammoptera militaris active?
Grammoptera militaris: seasonal activity - Apr‒Jun ; March (BG data).
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