Cyclotrachelus engelmani
(LeConte, 1853)
woodland ground beetle
Cyclotrachelus engelmani is a of ground beetle in the Carabidae. It belongs to the Cyclotrachelus, a group of woodland ground beetles. The species was described by LeConte in 1853 and is known from North America, with confirmed records from the United States.
Pronunciation
How to pronounce Cyclotrachelus engelmani: /ˌsaɪkloʊˈtrækələs ɛnˈɡɛlmənaɪ/
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Identification
As a member of the Cyclotrachelus, this shares the characteristic body form of the group: convex, somewhat oval body shape with relatively short . Specific diagnostic features distinguishing C. engelmani from such as C. constrictus, C. substriatus, C. gravidus, and C. torvus are not documented in available sources. Specimen examination and keys would be required for reliable identification.
Habitat
The "woodland ground beetle" suggests association with forested . As a ground beetle (Carabidae), it is presumed to be ground-dwelling.
Distribution
United States; North America. Specific state or regional records are not detailed in available sources.
Ecological Role
As a carabid , it likely functions as a or scavenger in forest floor , though this has not been specifically documented for this .
Similar Taxa
- Cyclotrachelus constrictus in same , mentioned alongside C. engelmani in collector interest lists; similar woodland ground beetle and .
- Cyclotrachelus substriatus in same , mentioned alongside C. engelmani in collector interest lists; similar woodland ground beetle and .
- Cyclotrachelus gravidus in same , mentioned alongside C. engelmani in collector interest lists; similar woodland ground beetle and .
- Cyclotrachelus torvus in same , mentioned alongside C. engelmani in collector interest lists; similar woodland ground beetle and .
More Details
Taxonomic history
Described by John Lawrence LeConte in 1853, a prominent American entomologist who described thousands of North American .
Collector interest
Mentioned in a 2013 blog comment as a target for collecting in Oklahoma, indicating it is sought after by carabid collectors, possibly due to perceived rarity or restricted distribution.
Observation scarcity
Only 3 observations recorded in iNaturalist as of source date, suggesting either genuine rarity, undercollection, or identification difficulty.