Brachinus aabaaba
This record describes Brachinus aabaaba (species). Recorded family: Carabidae. Recorded order: Coleoptera.
Identification and Appearance
last couplet: Knees infuscated; elytral pubescence evenly distributed over surface; pronotum narrow (fig. 421) Antennal articles 3 and 4, and knees infuscated, otherwise ferrugineous. elytra slate-grey, including the edge. rather minimal variation throughout its range. - pronotal surface with numerous setae. Det. V. Belov, 2018 Type locality: Presa de Guadalupe, 53.3 miles west of Ciudad del Maiz, San Luis Potosi, Mexico. The only member of the aabaaba species group north of Mexico.
Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Coleoptera (Beetles)
- Suborder
- Adephaga
- Family
- Carabidae (Ground Beetles)
- Subfamily
- Brachininae
- Genus
- Brachinus (Bombardier Beetles)
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Geographic Range
KS-TX-NM / ne. Mex. - Map - 107 spmns examined
Seasonal Activity
Apr-Oct.
Additional species information
Species notes from the sources
Etymology: Brachinus aabaaba Erwin 1970
About Primitive Winged Insects: the wider group
Order-level background for Coleoptera, the group containing Brachinus aabaaba. 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 Brachinus aabaaba (5)
Photo credits: Contributed by v belov; Additional contributions by Mike Quinn , antarctica
Frequently Asked Questions About Brachinus aabaaba
What is Brachinus aabaaba?
Brachinus aabaaba is a species in the family Carabidae, within the order Coleoptera.
How big is Brachinus aabaaba?
7.3 to 9.6 mm
How do you identify Brachinus aabaaba?
last couplet: Knees infuscated; elytral pubescence evenly distributed over surface; pronotum narrow (fig. 421) Antennal articles 3 and 4, and knees infuscated, otherwise ferrugineous. elytra slate-grey, including the edge. rather minimal variation throughout its range. - pronotal surface with numerous setae. Det. V. Belov, 2018
Where is Brachinus aabaaba found?
Range: KS-TX-NM / ne. Mex. - Map - 107 spmns examined
When is Brachinus aabaaba active?
Brachinus aabaaba: seasonal activity - Apr-Oct..