Cleonis pigra
| Cleonis pigra | |
|---|---|
 
 | |
| Scientific classification  | |
| Kingdom: | Animalia | 
| Phylum: | Arthropoda | 
| Class: | Insecta | 
| Order: | Coleoptera | 
| Suborder: | Polyphaga | 
| Infraorder: | Cucujiformia | 
| Family: | Curculionidae | 
| Genus: | Cleonis | 
| Species: | C. pigra 
 | 
| Binomial name | |
| Cleonis pigra | |
| Synonyms | |
  | |
Cleonis pigra, the sluggish weevil or large thistle weevil, is a weevil species recorded in Britain and native to Eurasia. It was introduced into North America to help control creeping thistle.[1] This species develops in the roots of plants in the family Asteraceae.[2]
It appears spelled different ways in the literature: Cleonis piger, Cleonus piger, Cleonus pigra,[1] but the correct spelling under ICZN Article 31.2 is Cleonis pigra[3]
It is identified by double V-pattern elytra and a rostrum with three sulci.[1]
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References
- ^ a b c bugguide.net
 - ^ Skuhrovec, J., Volovnik, S., Gosik, R., Stejskal, R., and Trnka, F. Cleonis pigra (Scopoli, 1763) (Coleoptera: Curculionidae: Lixinae): morphological re-description of the immature stages, keys, tribal comparisons and biology // Insects, 2019, 10 (9): 325 (1–25) (with) — https://www.mdpi.com/2075-4450/10/10/325/pdf
 - ^ ICZN Online
 
Further reading
