Peritelinus
Casey, 1888
Species Guides
1Peritelinus is a of broad-nosed weevils in the Curculionidae, established by Casey in 1888. The genus contains at least two described , both described by Van Dyke in 1936: Peritelinus erinaceus and Peritelinus oregonus. These weevils belong to the Entiminae, a diverse group of root-feeding weevils characterized by their broad, short rostrums. Records indicate limited observation data, with few documented occurrences.
Pronunciation
How to pronounce Peritelinus: /ˌpɛrɪˈtɛlɪnəs/
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Identification
As broad-nosed weevils (Entiminae), in this possess a short, broad rostrum that distinguishes them from long-snouted weevils in other . The genus-level characteristics of Peritelinus require examination of subtle morphological features such as body shape, elytral , and genitalia structure. Specific identification to species level for P. erinaceus and P. oregonus relies on detailed examination of external and male genitalia, with P. erinaceus and P. oregonus distinguished by differences in body proportions and surface texture.
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Distribution
The is known from western North America. The epithets suggest regional associations: Peritelinus oregonus is associated with Oregon, and Peritelinus erinaceus has been documented from California.
Similar Taxa
- Other Peritelini generaMembers of the tribe Peritelini share the broad-nosed weevil and require careful examination of genitalia and elytral patterns for differentiation.
- Entiminae genera with western North American distributionOverlapping geographic ranges and similar body plans in the Entiminae necessitate detailed morphological study to distinguish Peritelinus from related .
More Details
Taxonomic Status
Catalogue of Life lists Peritelinus as a synonym, while GBIF recognizes it as an accepted . This discrepancy reflects ongoing taxonomic revision in the Entiminae.
Species Count Discrepancy
Sources vary on count: Wikipedia states at least 2 species, while iNaturalist indicates at least 3 described species. The two confirmed species are P. erinaceus Van Dyke, 1936 and P. oregonus Van Dyke, 1936.
Observation Rarity
iNaturalist records only 5 observations for this , indicating it is rarely encountered or underreported in citizen science databases.