Nothopleurus serratus
(Thomson, 1865)
Southwestern Stump Borer
Nothopleurus serratus is a large longhorn beetle in the Prioninae, commonly known as the Southwestern Stump Borer. The is to the southwestern United States and northern Mexico. are active during summer months and are associated with dead or decaying hardwoods.
Pronunciation
How to pronounce Nothopleurus serratus: /nɔːˈθɒplʊərəs sɛˈreɪtəs/
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Identification
Nothopleurus serratus can be distinguished from other Nothopleurus by the serrated (toothed) lateral margins of the pronotum, which give the species its name. It is a large, robust prionine with a dark brown to black coloration. The are notably long, especially in males, extending well beyond the body length.
Habitat
Associated with dead or decaying hardwood trees and stumps, particularly in riparian and canyon environments.
Distribution
Southwestern United States (Arizona, New Mexico, Texas) and northern Mexico.
Seasonality
are active from June to August, with peak activity in July.
Diet
Larvae bore into dead hardwoods; specific tree records are limited.
Life Cycle
Complete with larval development in decaying wood. Detailed data are sparse.
Behavior
are and attracted to light. Larvae are wood-borers in dead hardwoods.
Ecological Role
Decomposer; contributes to wood decomposition and nutrient cycling in forest .
Human Relevance
Occasionally encountered by entomologists and collectors. Not considered an economic pest.
Similar Taxa
- Nothopleurus lobigenisOverlaps in range; distinguished by different pronotal margin structure (lobed rather than serrated).
- Nothopleurus maxillosusLarger with different pronotal and antennal proportions.