Philolithus aeger
Classification
- Phylum: Arthropoda
- Subphylum: Hexapoda
- Class: Insecta
- Order: Coleoptera
- Suborder: Polyphaga
- Superfamily: Tenebrionoidea
- Family: Tenebrionidae
- Subfamily: Pimeliinae
- Tribe: Asidini
- Genus: Philolithus
- Species: aeger
Pronunciation
How to pronounce Philolithus aeger: /fɪˈlɒlɨθəs ˈiːɡər/
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Summary
Philolithus aeger is a darkling beetle native to the southwestern United States, recognized for its distinct body characteristics and habitat preferences.
Physical Characteristics
Body black and shining; punctures on the pronotum small and sparse, coarser and denser in closely related species.
Identification Tips
The discal costae (ridges) on the body are somewhat flattened, and the medial costae is nearly absent or indistinct, which distinguishes it from Philolithus sordidus where these features are clearly raised.
Habitat
Grasslands and shrublands
Distribution
Southern New Mexico to southwestern Texas
Diet
Herbivorous, specific diet details not provided.
Life Cycle
Specific details not provided, typically undergoes complete metamorphosis as other beetles.
Reproduction
Specific details not provided, but reproduction likely involves laying eggs in suitable habitat.
Predators
Specific predators not mentioned, but may include various insectivorous birds and other predators common in its habitat.
Conservation Status
Uncommon, no specific conservation status provided.
Ecosystem Role
As a darkling beetle, it may contribute to the decomposition of organic material and serve as a food source for predators.
Economic Impact
No specific economic impact noted.
Cultural Significance
No specific cultural significance mentioned.
Health Concerns
No health concerns noted.
Collecting Methods
- Field collecting using nets or traps
Preservation Methods
- Pinning in insect envelopes
- Alcohol preservation
Evolution
Philolithus is one of about seven described species in its genus, indicating a potential for diversification within its phylogenetic lineage.
Misconceptions
There may be confusion with closely related species due to similar coloration and body shape.
Tags
- darkling beetle
- Philolithus aeger
- Coleoptera
- Tenebrionidae
- insect identification