Biology:Astycus immunis
| Astycus immunis | |
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| Superfamily: | Curculionoidea
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| Species: | A. immunis
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| Binomial name | |
| Astycus immunis G.A.K.Marshall, 1916
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Astycus immunis, is a species of weevil found in Sri Lanka.[1][2]
Description
This species has a body length is about 5 to 7 mm. Body black with uniform green or coppery scales. The scales become more denser and more yellowish along the prothorax and elytra laterally. Head shallowly punctate, where the forehead is plane, and slightly wrinkled. Eyes elliptical, and moderately convex. Rostrum about as long as broad and slightly narrowed to the apex. Antenna reddish brown. The basal margin of prothorax is shallowly bisinuate. Scutellum transverse. Elytral apices are not mucronate, and punctato-striate. Elytral intervals are broad, smooth and slightly convex. Legs blackish and the tibiae not sulcate.[3]
It is known as a minor pest on tea.[4]
References
- ↑ Poorani, J.; Ramamurthy, V. V. (1997-01-01). "Weevils of the genus Lepropus Schoenherr from the Oriental Region (Coleoptera: Curculionidae: Entiminae)". Oriental Insects 31: 1–82. doi:10.1080/00305316.1997.10433751. https://doi.org/10.1080/00305316.1997.10433751. Retrieved 2021-08-16.
- ↑ "Astycus immunis G.A.K.Marshall, 1916" (in en). https://www.gbif.org/species/5018818.
- ↑ "THE FAUNA OF BRITISH INDIA, INCLUDING CEYLON AND BURMA: COLEOPTERA. RHYNCHOPHORA :-CURCULIONIDaE". http://faunaofindia.nic.in/PDFVolumes/fbi/039/index.pdf.
- ↑ "Weevils injurious to tea". http://tri.nsf.ac.lk/bitstream/handle/1/820/TQ-01_45.pdf?sequence=2&isAllowed=y.
Wikidata ☰ Q108336596 entry
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